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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:16 2003 UTC vs.
Revision 1.576 by root, Thu Jun 30 16:59:02 2016 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.4 2003/11/25 15:25:16 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * - vt100 printing 11 * - vt100 printing
13 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu> 12 * Copyright (c) 1995 Steven Hirsch <hirsch@emba.uvm.edu>
14 * - X11 mouse report mode and support for 13 * - X11 mouse report mode and support for
15 * DEC "private mode" save/restore functions. 14 * DEC "private mode" save/restore functions.
… …
21 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es> 20 * Copyright (c) 1997 Raul Garcia Garcia <rgg@tid.es>
22 * - modification and cleanups for Solaris 2.x 21 * - modification and cleanups for Solaris 2.x
23 * and Linux 1.2.x 22 * and Linux 1.2.x
24 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 23 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
25 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 24 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
26 * - extensive modifications 25 * - extensive modifications
27 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
29 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
30 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2014 Marc Lehmann <schmorp@schmorp.de>
31 * Copyright (c) 2007,2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
31 * 32 *
32 * This program is free software; you can redistribute it and/or modify 33 * This program is free software; you can redistribute it and/or modify
33 * it under the terms of the GNU General Public License as published by 34 * it under the terms of the GNU General Public License as published by
34 * the Free Software Foundation; either version 2 of the License, or 35 * the Free Software Foundation; either version 3 of the License, or
35 * (at your option) any later version. 36 * (at your option) any later version.
36 * 37 *
37 * This program is distributed in the hope that it will be useful, 38 * This program is distributed in the hope that it will be useful,
38 * but WITHOUT ANY WARRANTY; without even the implied warranty of 39 * but WITHOUT ANY WARRANTY; without even the implied warranty of
39 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 40 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
43 * along with this program; if not, write to the Free Software 44 * along with this program; if not, write to the Free Software
44 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 45 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
45 *----------------------------------------------------------------------*/ 46 *----------------------------------------------------------------------*/
46 47
47/*{{{ includes: */ 48/*{{{ includes: */
48#include "../config.h" /* NECESSARY */ 49#include "../config.h"
49#include "rxvt.h" /* NECESSARY */ 50#include "rxvt.h"
51#include "rxvtperl.h"
50#include "version.h" 52#include "version.h"
51#include "command.h" 53#include "command.h"
52 54
55#ifdef KEYSYM_RESOURCE
56# include "keyboard.h"
57#endif
58
59#include <signal.h>
60
61#if LINUX_YIELD_HACK
62# include <time.h>
63#endif
64
53/*----------------------------------------------------------------------*/ 65/*----------------------------------------------------------------------*/
54 66
55/*{{{ Convert the keypress event into a string */ 67#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
56/* INTPROTO */ 68
57void 69#if ENABLE_FRILLS || ISO_14755
58rxvt_lookup_key(pR_ XKeyEvent *ev) 70
71#define ISO_14755_STARTED 0x80000000UL
72#define ISO_14755_51 0x40000000UL // basic (section 5.1)
73#define ISO_14755_52 0x20000000UL // keycap (section 5.2)
74#define ISO_14755_54 0x10000000UL // code feedback (section 5.4)
75#define ISO_14755_MASK 0x0fffffffUL
76
77#if ISO_14755
78static unsigned short iso14755_symtab[] = {
79 // keysym, unicode
80 XK_Left, 0x2190,
81 XK_KP_Left, 0x2190,
82 XK_Up, 0x2191,
83 XK_KP_Up, 0x2191,
84 XK_Right, 0x2192,
85 XK_KP_Right, 0x2192,
86 XK_Down, 0x2193,
87 XK_KP_Down, 0x2193,
88 XK_Linefeed, 0x21b4,
89 XK_Return, 0x21b5,
90 XK_KP_Enter, 0x21b5,
91
92 XK_Prior, 0x21de,
93 XK_Next, 0x21df,
94 XK_Tab, 0x21e5,
95 XK_ISO_Left_Tab, 0x21e6,
96 XK_Shift_L, 0x21e7,
97 XK_Shift_R, 0x21e7,
98
99 XK_Shift_Lock, 0x21eb,
100 XK_ISO_Lock, 0x21eb,
101 XK_Caps_Lock, 0x21ec,
102 XK_Num_Lock, 0x21ed,
103 XK_ISO_Level3_Shift, 0x21ee,
104 XK_ISO_Level3_Lock, 0x21ef,
105 XK_ISO_Group_Lock, 0x21f0,
106 XK_Home, 0x21f1,
107 XK_End, 0x21f2,
108
109 XK_Execute, 0x2318,
110 XK_Begin, 0x2320,
111 XK_Delete, 0x2326,
112 XK_Clear, 0x2327,
113 XK_BackSpace, 0x232b,
114 XK_Insert, 0x2380,
115 XK_Control_L, 0x2388,
116 XK_Control_R, 0x2388,
117 XK_Pause, 0x2389,
118 XK_Break, 0x238a,
119 XK_Escape, 0x238b,
120 XK_Undo, 0x238c,
121 XK_Print, 0x2399,
122
123 XK_space, 0x2423,
124
125#ifdef XK_KP_Begin
126 XK_KP_Prior, 0x21de,
127 XK_KP_Next, 0x21df,
128 XK_KP_Begin, 0x2320,
129 XK_KP_Insert, 0x2380,
130 XK_KP_Delete, 0x2326,
131 XK_KP_Space, 0x2422,
132#endif
133 0,
134};
135
136void ecb_cold
137rxvt_term::iso14755_54 (int x, int y)
59{ 138{
60 int ctrl, meta, shft, len; 139 x = Pixel2Col (x);
61 unsigned int newlen; 140 y = Pixel2Row (y);
62 KeySym keysym; 141
63#ifdef DEBUG_CMD 142 if (!IN_RANGE_EXC (x, 0, ncol)
64 static int debug_key = 1; /* accessible by a debugger only */ 143 || !IN_RANGE_EXC (y, 0, nrow))
144 return;
145
146 for (;;)
147 {
148 const line_t &l = ROW(y + view_start);
149
150 text_t t = l.t[x];
151
152 if (t != NOCHAR || !x)
153 {
154 iso14755_51 (l.t[x], l.r[x], x, y, view_start);
155 iso14755buf = ISO_14755_54;
156 break;
157 }
158
159 x--;
160 }
161}
162
163void ecb_cold
164rxvt_term::iso14755_51 (unicode_t ch, rend_t r, int x, int y, int y2)
165{
166 rxvt_fontset *fs = FONTSET (r);
167 wchar_t *chr, *alloc, ch2, **fname;
168 int len;
169
170# if ENABLE_COMBINING
171 if (IS_COMPOSE (ch))
172 {
173 len = rxvt_composite.expand (ch, 0);
174 alloc = chr = new wchar_t[len];
175 rxvt_composite.expand (ch, chr);
176 }
177 else
65#endif 178# endif
66#ifdef USE_XIM 179 {
67 int valid_keysym; 180 ch2 = ch;
181
182 alloc = 0;
183 chr = &ch2;
184 len = 1;
185 }
186
187 char rowcol[40];
188 snprintf (rowcol, sizeof rowcol, "col %d row %d @%d", x, y, y2);
189
190 char attr[80]; // plenty
191
192 sprintf (attr, "%08x = fg %d bg %d%s%s%s%s%s%s",
193 (int)r,
194 fgcolor_of (r), bgcolor_of (r),
195 r & RS_Bold ? " bold" : "",
196 r & RS_Italic ? " italic" : "",
197 r & RS_Blink ? " blink" : "",
198 r & RS_RVid ? " rvid" : "",
199 r & RS_Uline ? " uline" : "",
200 r & RS_Careful ? " careful" : "");
201
202 int width = 0;
203 fname = rxvt_temp_buf<wchar_t *> (len);
204 for (int i = 0; i < len; i++)
205 {
206 rxvt_font *f = (*fs)[fs->find_font_idx (chr[i])];
207 fname[i] = rxvt_utf8towcs (f->name);
208 max_it (width, wcswidth (fname[i], wcslen (fname[i])));
209 }
210
211 max_it (width, strlen (attr));
212
213 if (y >= 0)
214 {
215 y = (y >= nrow - len - 5 && x < width + 2) ? 0 : -1;
216 x = 0;
217 }
218
219 scr_overlay_new (x, y, width, len * 2 + 2);
220
221 scr_overlay_set (0, 0, rowcol);
222
223 r = SET_STYLE (OVERLAY_RSTYLE, GET_STYLE (r));
224
225 for (int y = 0; y < len; y++)
226 {
227 char buf[9];
228
229 ch = *chr++;
230
231 sprintf (buf, "%8x", ch);
232 scr_overlay_set (0, y + 1, buf);
233 scr_overlay_set (9, y + 1, '=');
234# if !UNICODE_3
235 if (ch >= 0x10000)
236 ch = 0xfffd;
68#endif 237# endif
69 unsigned char *kbuf = R->kbuf; 238 scr_overlay_set (11, y + 1, ch, r);
70 239
71/* 240 if (WCWIDTH (ch) >= 2)
241 scr_overlay_set (12, y + 1, NOCHAR, r);
242 }
243
244// {
245// char buf[4+4+3+1];
246// snprintf (buf, sizeof (buf), "(%.4d|%.4d)", x, y);
247// scr_overlay_set (0, 0, buf);
248// }
249 scr_overlay_set (0, len + 1, attr);
250 for (int i = 0; i < len; i++)
251 {
252 scr_overlay_set (0, len + 2 + i, fname[i]);
253 free (fname[i]);
254 }
255
256# if ENABLE_COMBINING
257 if (alloc)
258 delete [] alloc;
259# endif
260}
261#endif
262
263void ecb_cold
264rxvt_term::commit_iso14755 ()
265{
266 wchar_t ch = iso14755buf & ISO_14755_MASK;
267
268 if (iso14755buf & ISO_14755_51)
269 {
270 char mb[MB_LEN_MAX];
271 int len;
272
273 // allow verbatim 0-bytes and control-bytes to be entered
274 if (ch >= 0x20)
275 len = wctomb (mb, ch);
276 else
277 {
278 mb[0] = ch;
279 len = 1;
280 }
281
282 if (len > 0)
283 tt_write (mb, len);
284 else
285 scr_bell ();
286 }
287
288 iso14755buf = 0;
289}
290
291static int ecb_cold
292hex_keyval (XKeyEvent &ev)
293{
294 // check whether this event corresponds to a hex digit
295 // if the modifiers had not been pressed.
296 for (int index = 0; index < 8; index++)
297 {
298 KeySym k = XLookupKeysym (&ev, index);
299
300 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
301 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
302 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
303 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
304 }
305
306 return -1;
307}
308#endif
309
310static inline KeySym ecb_cold
311translate_keypad (KeySym keysym, bool kp)
312{
313#ifdef XK_KP_Home
314 static const KeySym keypadtrans[] = {
315 XK_KP_7, // XK_KP_Home
316 XK_KP_4, // XK_KP_Left
317 XK_KP_8, // XK_KP_Up
318 XK_KP_6, // XK_KP_Right
319 XK_KP_2, // XK_KP_Down
320 XK_KP_9, // XK_KP_Prior
321 XK_KP_3, // XK_KP_Next
322 XK_KP_1, // XK_KP_End
323 XK_KP_5, // XK_KP_Begin
324 };
325
326 if (IN_RANGE_INC (keysym, XK_KP_Home, XK_KP_Begin))
327 {
328 unsigned int index = keysym - XK_KP_Home;
329 keysym = kp ? keypadtrans[index] : XK_Home + index;
330 }
331 else if (keysym == XK_KP_Insert)
332 keysym = kp ? XK_KP_0 : XK_Insert;
333# ifndef NO_DELETE_KEY
334 else if (keysym == XK_KP_Delete)
335 keysym = kp ? XK_KP_Decimal : XK_Delete;
336# endif
337#endif
338 return keysym;
339}
340
341static inline int ecb_cold
342map_function_key (KeySym keysym)
343{
344 int param = 0;
345
346 if (IN_RANGE_INC (keysym, XK_F1, XK_F35))
347 {
348 param = 11 + keysym - XK_F1;
349 if (keysym >= XK_F17)
350 param += 4;
351 else if (keysym >= XK_F15)
352 param += 3;
353 else if (keysym >= XK_F11)
354 param += 2;
355 else if (keysym >= XK_F6)
356 param += 1;
357 }
358 else
359 switch (keysym)
360 {
361 case XK_Find:
362 param = 1;
363 break;
364 case XK_Insert:
365 param = 2;
366 break;
367#ifdef DXK_Remove
368 case DXK_Remove:
369#endif
370 case XK_Execute:
371 param = 3;
372 break;
373 case XK_Select:
374 param = 4;
375 break;
376 case XK_Prior:
377 param = 5;
378 break;
379 case XK_Next:
380 param = 6;
381 break;
382 case XK_Home:
383 param = 7;
384 break;
385 case XK_End:
386 param = 8;
387 break;
388 case XK_Help:
389 param = 28;
390 break;
391 case XK_Menu:
392 param = 29;
393 break;
394 }
395 return param;
396}
397
398static inline wchar_t *
399rxvt_wcsdup (const wchar_t *str, int len)
400{
401 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
402 memcpy (r, str, len * sizeof (wchar_t));
403 r[len] = 0;
404 return r;
405}
406
407void ecb_cold
408rxvt_term::key_press (XKeyEvent &ev)
409{
410 int ctrl, meta, shft, len;
411 KeySym keysym = NoSymbol;
412 char rkbuf[KBUFSZ + 1];
413 char *kbuf = rkbuf + 1;
414
415#if ISO_14755
416 if (iso14755buf & ISO_14755_52)
417 return;
418#endif
419
420 /*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an 421 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad. 422 * escape sequence to toggle the Keypad.
74 * 423 *
75 * Always permit `shift' to override the current setting 424 * Always permit `shift' to override the current setting
76 */ 425 */
77 shft = (ev->state & ShiftMask); 426 shft = ev.state & ShiftMask;
78 ctrl = (ev->state & ControlMask); 427 ctrl = ev.state & ControlMask;
79 meta = (ev->state & R->ModMetaMask); 428 meta = ev.state & ModMetaMask;
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) { 429
81 R->numlock_state = (ev->state & R->ModNumLockMask); 430 kbuf[0] = 0;
82 PrivMode((!R->numlock_state), PrivMode_aplKP); 431
83 }
84#ifdef USE_XIM 432#if USE_XIM
85 if (R->Input_Context != NULL) { 433 if (Input_Context)
86 Status status_return; 434 {
435 Status status_return;
87 436
88 kbuf[0] = '\0'; 437#if 0
89#ifdef X_HAVE_UTF8_STRING 438#ifdef X_HAVE_UTF8_STRING
439 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 440 len = Xutf8LookupString (Input_Context, &ev, kbuf,
91 KBUFSZ, &keysym, &status_return); 441 KBUFSZ, &keysym, &status_return);
442 else
443#endif
444#endif
445 {
446 wchar_t wkbuf[KBUFSZ + 1];
447
448 // the XOpenIM manpage lies about hardcoding the locale
449 // at the point of XOpenIM, so temporarily switch locales
450 if (rs[Rs_imLocale])
451 SET_LOCALE (rs[Rs_imLocale]);
452
453 // assume wchar_t == unicode or better
454 len = XwcLookupString (Input_Context, &ev, wkbuf,
455 KBUFSZ, &keysym, &status_return);
456
457 if (rs[Rs_imLocale])
458 SET_LOCALE (locale);
459
460 if (status_return == XLookupChars
461 || status_return == XLookupBoth)
462 {
463 /* make sure the user can type ctrl-@, i.e. NUL */
464 if (len == 1 && *wkbuf == 0)
465 {
466 kbuf[0] = 0;
467 len = 1;
468 }
469 else
470 {
471 wkbuf[len] = 0;
472 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
473 if (len < 0)
474 len = 0;
475 }
476 }
477 else
478 len = 0;
479 }
480 }
481 else
482#endif
483 {
484 len = XLookupString (&ev, kbuf, KBUFSZ, &keysym, &compose);
485 }
486
487 if (keysym != NoSymbol)
488 {
489 KeySym orig_keysym = keysym;
490
491 /* Shift + F1 - F10 generates F11 - F20 */
492 if (shft && keysym >= XK_F1 && keysym <= XK_F10)
493 {
494 keysym += (XK_F11 - XK_F1);
495 shft = 0; /* turn off Shift */
496 }
497
498 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
499 {
500 bool kp = priv_modes & PrivMode_aplKP ? !shft : shft;
501 unsigned int newlen = 1;
502
503 if (ev.state & ModNumLockMask)
504 kp = false;
505
506 keysym = translate_keypad (keysym, kp);
507
508 switch (keysym)
509 {
510#ifndef NO_BACKSPACE_KEY
511 case XK_BackSpace:
512 if (priv_modes & PrivMode_HaveBackSpace)
513 {
514 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
515 ^ !!ctrl) ? '\b' : '\177';
516 kbuf[1] = '\0';
517 }
518 else
519 strcpy (kbuf, rs[Rs_backspace_key]);
520 break;
521#endif
522#ifndef NO_DELETE_KEY
523 case XK_Delete:
524 strcpy (kbuf, rs[Rs_delete_key]);
525 break;
526#endif
527 case XK_Tab:
528 if (shft)
529 strcpy (kbuf, "\033[Z");
530 else
531 {
532#ifdef CTRL_TAB_MAKES_META
533 if (ctrl)
534 meta = 1;
535#endif
536#ifdef MOD4_TAB_MAKES_META
537 if (ev.state & Mod4Mask)
538 meta = 1;
539#endif
540 newlen = 0;
541 }
542 break;
543
544 case XK_Up: /* "\033[A" */
545 case XK_Down: /* "\033[B" */
546 case XK_Right: /* "\033[C" */
547 case XK_Left: /* "\033[D" */
548 strcpy (kbuf, "\033[Z");
549 kbuf[2] = "DACB"[keysym - XK_Left];
550 /* do Shift first */
551 if (shft)
552 kbuf[2] = "dacb"[keysym - XK_Left];
553 else if (ctrl)
554 {
555 kbuf[1] = 'O';
556 kbuf[2] = "dacb"[keysym - XK_Left];
557 }
558 else if (priv_modes & PrivMode_aplCUR)
559 kbuf[1] = 'O';
560 break;
561
562 case XK_KP_Enter:
563 /* allow shift to override */
564 if (kp)
565 {
566 strcpy (kbuf, "\033OM");
567 break;
568 }
569
570 /* FALLTHROUGH */
571
572 case XK_Return:
573 if (priv_modes & PrivMode_LFNL)
574 {
575 kbuf[0] = '\015';
576 kbuf[1] = '\012';
577 kbuf[2] = '\0';
578 }
579 else
580 {
581 kbuf[0] = '\015';
582 kbuf[1] = '\0';
583 }
584 break;
585
586 case XK_KP_F1: /* "\033OP" */
587 case XK_KP_F2: /* "\033OQ" */
588 case XK_KP_F3: /* "\033OR" */
589 case XK_KP_F4: /* "\033OS" */
590 strcpy (kbuf, "\033OP");
591 kbuf[2] += (keysym - XK_KP_F1);
592 break;
593
594 case XK_KP_Multiply: /* "\033Oj" : "*" */
595 case XK_KP_Add: /* "\033Ok" : "+" */
596 case XK_KP_Separator: /* "\033Ol" : "," */
597 case XK_KP_Subtract: /* "\033Om" : "-" */
598 case XK_KP_Decimal: /* "\033On" : "." */
599 case XK_KP_Divide: /* "\033Oo" : "/" */
600 case XK_KP_0: /* "\033Op" : "0" */
601 case XK_KP_1: /* "\033Oq" : "1" */
602 case XK_KP_2: /* "\033Or" : "2" */
603 case XK_KP_3: /* "\033Os" : "3" */
604 case XK_KP_4: /* "\033Ot" : "4" */
605 case XK_KP_5: /* "\033Ou" : "5" */
606 case XK_KP_6: /* "\033Ov" : "6" */
607 case XK_KP_7: /* "\033Ow" : "7" */
608 case XK_KP_8: /* "\033Ox" : "8" */
609 case XK_KP_9: /* "\033Oy" : "9" */
610 /* allow shift to override */
611 if (kp)
612 {
613 strcpy (kbuf, "\033Oj");
614 kbuf[2] += (keysym - XK_KP_Multiply);
615 }
616 else
617 {
618 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
619 kbuf[1] = '\0';
620 }
621 break;
622
623 default:
624 {
625 int param = map_function_key (keysym);
626 if (param > 0)
627 sprintf (kbuf,"\033[%d~", param);
628 else
629 newlen = 0;
630 }
631 break;
632 }
633
634 if (newlen)
635 len = strlen (kbuf);
636
637 if (len > 0)
638 {
639 /*
640 * pass Shift/Control indicators for function keys ending with `~'
641 *
642 * eg,
643 * Prior = "ESC[5~"
644 * Shift+Prior = "ESC[5$"
645 * Ctrl+Prior = "ESC[5^"
646 * Ctrl+Shift+Prior = "ESC[5@"
647 */
648 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
649 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
650
651 /*
652 * Pass meta for all function keys, if 'meta' option set
653 */
654#ifdef META8_OPTION
655 if (meta && (meta_char == 0x80))
656 kbuf[len - 1] |= 0x80;
657#endif
658 }
659
660 }
661 else if (ctrl && keysym == XK_minus)
662 {
663 len = 1;
664 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
665 }
666 else if (keysym == XK_ISO_Left_Tab)
667 {
668 strcpy (kbuf, "\033[Z");
669 len = 3;
670 }
671 else
672 {
673#ifdef META8_OPTION
674 /* set 8-bit on */
675 if (meta && (meta_char == 0x80))
676 {
677 char *ch;
678
679 for (ch = kbuf; ch < kbuf + len; ch++)
680 *ch |= 0x80;
681 }
682#endif
683 /* nil */ ;
684 }
685
686 keysym = orig_keysym;
687 }
688
689 /* escape prefix */
690 if (len && meta
691#ifdef META8_OPTION
692 && meta_char == C0_ESC
693#endif
694 )
695 {
696 *--kbuf = C0_ESC;
697 len++;
698 }
699
700 if (HOOK_INVOKE ((this, HOOK_KEY_PRESS, DT_XEVENT, &ev, DT_INT, keysym, DT_STR_LEN, kbuf, len, DT_END)))
701 return;
702
703 if (keysym != NoSymbol)
704 {
705#ifdef KEYSYM_RESOURCE
706 if (keyboard->dispatch (this, keysym, ev.state, kbuf, len))
707 return;
708#endif
709
710 if (saveLines)
711 {
712#ifdef UNSHIFTED_SCROLLKEYS
713 if (!ctrl && !meta)
92#else 714#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 715 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 716#endif
96 valid_keysym = ((status_return == XLookupKeySym) 717 {
97 || (status_return == XLookupBoth)); 718 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 719
120#ifdef USE_XIM 720#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 721 lnsppg = nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 722#else
129 if (meta) { 723 lnsppg = nrow * 4 / 5;
724#endif
725 max_it (lnsppg, 1);
726
727 if (keysym == XK_Prior)
728 {
729 scr_page (lnsppg);
730 return;
731 }
732 else if (keysym == XK_Next)
733 {
734 scr_page (-lnsppg);
735 return;
736 }
737 }
738#ifdef SCROLL_ON_UPDOWN_KEYS
739 if (IS_SCROLL_MOD)
740 {
741 if (keysym == XK_Up)
742 {
743 scr_page (1);
744 return;
745 }
746 else if (keysym == XK_Down)
747 {
748 scr_page (-1);
749 return;
750 }
751 }
752#endif
753#ifdef SCROLL_ON_HOMEEND_KEYS
754 if (IS_SCROLL_MOD)
755 {
756 if (keysym == XK_Home)
757 {
758 scr_changeview (top_row);
759 return;
760 }
761 else if (keysym == XK_End)
762 {
763 scr_changeview (0);
764 return;
765 }
766 }
767#endif
768 }
769
770 if (shft)
771 {
772 if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
773 {
774 switch (keysym)
775 {
776 /* normal XTerm key bindings */
777 case XK_Insert: /* Shift+Insert = paste mouse selection */
778 selection_request (ev.time);
779 return;
780#if TODO
781 /* rxvt extras */
782 case XK_KP_Add: /* Shift+KP_Add = bigger font */
783 return;
784 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
785 return;
786#endif
787 }
788 }
789 }
790
791 if (ctrl && meta && (keysym == XK_c || keysym == XK_v))
792 {
793 if (keysym == XK_v)
794 selection_request (ev.time, Sel_Clipboard);
795 else if (selection.len > 0)
796 {
797 free (selection.clip_text);
798 selection.clip_text = rxvt_wcsdup (selection.text, selection.len);
799 selection.clip_len = selection.len;
800 selection_grab (CurrentTime, true);
801 }
802
803 return;
804 }
805
806#if ENABLE_FRILLS || ISO_14755
807 // ISO 14755 support
808 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_51))
809 {
810 int hv;
811
812 if (iso14755buf & ISO_14755_51
813 && (keysym == XK_space || keysym == XK_KP_Space
814 || keysym == XK_Return || keysym == XK_KP_Enter))
815 {
816 commit_iso14755 ();
817 iso14755buf = ISO_14755_51;
818# if ISO_14755
819 iso14755_51 (0);
130# endif 820# endif
131 if (keysym == R->ks_bigfont) { 821 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 822 }
133 return; 823 else if (keysym == XK_BackSpace)
134 } else if (keysym == R->ks_smallfont) { 824 {
135 rxvt_change_font(aR_ 0, FONT_DN); 825 iso14755buf = ((iso14755buf & ISO_14755_MASK) >> 4) | ISO_14755_51;
136 return; 826# if ISO_14755
137 } 827 iso14755_51 (iso14755buf & ISO_14755_MASK);
138 }
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 828# endif
242 rxvt_tt_write(aR_ &ch, 1); 829 return;
243 rxvt_tt_write(aR_ kbuf0, l); 830 }
244 return; 831 else if ((hv = hex_keyval (ev)) >= 0)
245 } else 832 {
246#endif 833 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
247 { 834 | hv | ISO_14755_51;
248 newlen = 1; 835# if ISO_14755
249 switch (keysym) { 836 iso14755_51 (iso14755buf & ISO_14755_MASK);
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif 837# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668#if defined(CURSOR_BLINK)
669 if ((Options & Opt_cursorBlink)
670 && xev.type == KeyPress) {
671 if (hidden_cursor) {
672 hidden_cursor = 0;
673 want_refresh = 1;
674 }
675 want_keypress_time = 1;
676 }
677#endif
678
679#if defined(POINTER_BLANK)
680 if ((Options & Opt_pointerBlank)
681 && (pointerBlankDelay > 0)) {
682 if (xev.type == MotionNotify
683 || xev.type == ButtonPress
684 || xev.type == ButtonRelease) {
685 if (hidden_pointer)
686 rxvt_pointer_unblank(aR);
687 want_motion_time = 1;
688 }
689 if (xev.type == KeyPress && hidden_pointer == 0)
690 rxvt_pointer_blank (this);
691 }
692#endif
693
694#ifdef USE_XIM
695 if (!XFilterEvent (&xev, xev.xany.window))
696#endif
697 rxvt_process_x_event (this, &xev);
698 }
699 while (XPending (Xdisplay));
700}
701
702void
703rxvt_term::x_cb (io_watcher &w, short revents)
704{
705 process_x_events ();
706
707 flush ();
708}
709
710// read the next character, currently handles UTF-8
711// will probably handle all sorts of other stuff in the future
712uint32_t
713rxvt_term::next_char ()
714{
715 struct mbstate &s = mbstate;
716
717 while (cmdbuf_ptr < cmdbuf_endp)
718 {
719 uint8_t ch = *cmdbuf_ptr;
720
721 if (s.cnt)
722 {
723 if ((ch & 0xc0) == 0x80)
724 {
725 cmdbuf_ptr++;
726
727 /* continuation */
728 s.reg = (s.reg << 6) | (ch & 0x7f);
729
730 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
731 return s.reg; 838 return;
732
733 continue;
734 } 839 }
735 else 840 else
736 { 841 {
737 s.cnt = 0; 842# if ISO_14755
738 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 843 scr_overlay_off ();
844# endif
845 iso14755buf = 0;
739 } 846 }
740 } 847 }
848 else if (option (Opt_iso14755) &&
849 ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
850 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R))))
851 if (!(iso14755buf & ISO_14755_STARTED))
852 {
853 iso14755buf |= ISO_14755_STARTED;
854# if ISO_14755
855 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
856 scr_overlay_set (0, 0, "ISO 14755 mode");
857# endif
858 }
859#endif
860
861#ifdef PRINTPIPE
862 if (keysym == XK_Print)
863 {
864 scr_printscreen (ctrl | shft);
865 return;
866 }
867#endif
868 }
869
870 if (len <= 0)
871 return; /* not mapped */
872
873 tt_write_user_input (kbuf, (unsigned int)len);
874}
875
876void ecb_cold
877rxvt_term::key_release (XKeyEvent &ev)
878{
879#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ISO_14755 || ENABLE_PERL
880 KeySym keysym;
881
882 keysym = XLookupKeysym (&ev, ev.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
883#endif
884
885#if ENABLE_FRILLS || ISO_14755
886 // ISO 14755 support
887 if (iso14755buf)
888 if (iso14755buf & ISO_14755_52)
741 889 {
742 if ((ch & 0xc0) == 0xc0) 890# if ISO_14755
891 scr_overlay_off ();
892# endif
893# if ISO_14755
894 // iso14755 part 5.2 handling: release time
895 // first: controls
896 if ((ev.state & ControlMask)
897 && ((keysym >= 0x40 && keysym <= 0x5f)
898 || (keysym >= 0x61 && keysym <= 0x7f)))
743 { 899 {
744 cmdbuf_ptr++; 900 iso14755buf = ISO_14755_51 | 0x2400 | (keysym & 0x1f);
901 commit_iso14755 ();
745 902
746 /* first byte */ 903 return;
747 s.orig = ch; /* for broken encodings */ 904 }
748 s.reg = ch; 905
749 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 906 for (unsigned short *i = iso14755_symtab; i[0]; i += 2)
750 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; } 907 if (i[0] == keysym)
751 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; } 908 {
752 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; } 909 iso14755buf = ISO_14755_51 | i[1];
753 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; } 910 commit_iso14755 ();
911
912 return;
913 }
914
915 scr_bell ();
916# endif
917 iso14755buf = 0;
918
919 return;
920 }
921 else if ((ev.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
922 {
923# if ISO_14755
924 scr_overlay_off ();
925# endif
926 if (iso14755buf & ISO_14755_51)
927 commit_iso14755 ();
928#if ISO_14755
929 else if (option (Opt_iso14755_52) && iso14755buf & ISO_14755_STARTED)
930 {
931 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
932
933 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
934 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
935 }
936# endif
937 else
938 iso14755buf = 0;
939 }
940#endif
941
942 if (HOOK_INVOKE ((this, HOOK_KEY_RELEASE, DT_XEVENT, &ev, DT_INT, keysym, DT_END)))
943 return;
944
945#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
946 if (!(ev.state & ControlMask))
947 slip_wheel_ev.stop ();
948 else if (keysym == XK_Control_L || keysym == XK_Control_R)
949 mouse_slip_wheel_speed = 0;
950#endif
951}
952
953void
954rxvt_term::flush ()
955{
956 flush_ev.stop ();
957
958#ifdef HAVE_IMG
959 if (bg_flags & BG_NEEDS_REFRESH)
960 {
961 bg_flags &= ~BG_NEEDS_REFRESH;
962 scr_touch (false);
963 }
964#endif
965
966 if (want_refresh)
967 {
968 if (SHOULD_INVOKE (HOOK_LINE_UPDATE))
969 {
970 int row = view_start;
971 int end_row = row + nrow;
972
973 while (row > top_row && ROW (row - 1).is_longer ())
974 --row;
975
976 do
977 {
978 int start_row = row;
979 line_t *l;
980
981 do
982 {
983 l = &ROW (row++);
984
985 if (!(l->f & LINE_FILTERED))
986 {
987 // line not filtered, mark it as filtered
988 l->f |= LINE_FILTERED;
989 while (l->is_longer ())
990 {
991 l = &ROW (row++);
992 l->f |= LINE_FILTERED;
993 }
994
995 // and filter it
996 HOOK_INVOKE ((this, HOOK_LINE_UPDATE, DT_INT, start_row, DT_END));
997
998 break;
999 }
1000 }
1001 while (l->is_longer () && row < end_row);
1002 }
1003 while (row < end_row);
1004 }
1005
1006 scr_refresh ();
1007 scrollBar.show (1);
1008#if USE_XIM
1009 im_send_spot ();
1010#endif
1011 }
1012
1013 display->flush ();
1014}
1015
1016/* checks whether a refresh is requested and starts the refresh timer */
1017void
1018rxvt_term::refresh_check ()
1019{
1020 if (want_refresh && !flush_ev.is_active ())
1021 flush_ev.start (1. / 60.); // refresh at max. 60 Hz normally
1022
1023 display->flush ();
1024}
1025
1026void
1027rxvt_term::flush_cb (ev::timer &w, int revents)
1028{
1029 make_current ();
1030
1031 refresh_count = 0;
1032 flush ();
1033}
1034
1035#ifdef CURSOR_BLINK
1036void
1037rxvt_term::cursor_blink_reset ()
1038{
1039 if (!focus)
1040 return;
1041
1042 if (hidden_cursor)
1043 {
1044 hidden_cursor = 0;
1045 want_refresh = 1;
1046 }
1047
1048 if (option (Opt_cursorBlink) || (priv_modes & PrivMode_BlinkingCursor))
1049 cursor_blink_ev.again ();
1050 else
1051 cursor_blink_ev.stop ();
1052}
1053
1054void
1055rxvt_term::cursor_blink_cb (ev::timer &w, int revents)
1056{
1057 hidden_cursor = !hidden_cursor;
1058 want_refresh = 1;
1059 refresh_check ();
1060}
1061#endif
1062
1063#ifdef TEXT_BLINK
1064void
1065rxvt_term::text_blink_cb (ev::timer &w, int revents)
1066{
1067 if (scr_refresh_rend (RS_Blink, RS_Blink))
1068 {
1069 hidden_text = !hidden_text;
1070 want_refresh = 1;
1071 refresh_check ();
1072 }
1073 else
1074 w.stop ();
1075}
1076#endif
1077
1078#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1079void
1080rxvt_term::cont_scroll_cb (ev::timer &w, int revents)
1081{
1082 if ((scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
1083 && scr_page (scrollBar.state == SB_STATE_UP ? UP : DN, 1))
1084 {
1085 want_refresh = 1;
1086 refresh_check ();
1087 }
1088 else
1089 w.stop ();
1090}
1091#endif
1092
1093#ifdef SELECTION_SCROLLING
1094void
1095rxvt_term::sel_scroll_cb (ev::timer &w, int revents)
1096{
1097 if (scr_page (scroll_selection_lines))
1098 {
1099 selection_extend (selection_save_x, selection_save_y, selection_save_state);
1100 want_refresh = 1;
1101 refresh_check ();
1102 }
1103 else
1104 w.stop ();
1105}
1106#endif
1107
1108#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1109void
1110rxvt_term::slip_wheel_cb (ev::timer &w, int revents)
1111{
1112 if (scr_page (mouse_slip_wheel_speed))
1113 {
1114 want_refresh = 1;
1115 refresh_check ();
1116 }
1117
1118 if (view_start == top_row || view_start == 0 || mouse_slip_wheel_speed == 0)
1119 {
1120 mouse_slip_wheel_speed = 0;
1121 w.stop ();
1122 }
1123}
1124#endif
1125
1126#if LINUX_YIELD_HACK
1127static struct event_handler
1128{
1129 ev::prepare yield_ev;
1130
1131 void yield_cb (ev::prepare &w, int revents)
1132 {
1133 // this should really be sched_yield(), but the linux guys thought
1134 // that giving a process calling sched_yield () less cpu time than
1135 // ones with high nice levels is a useful thing to do. It surely is is
1136 // allowed by the sus... as is returning ENOSYS.
1137 // since the linux guys additionally thought that breaking the only
1138 // known workaround against their unusable sched_yield hack is cool,
1139 // we just nanosleep a bit and hope for the best.
1140
1141 struct timespec ts = { 0, 1000 };
1142 nanosleep (&ts, 0);
1143
1144 w.stop ();
1145 }
1146
1147 event_handler ()
1148 : yield_ev (this, &event_handler::yield_cb)
1149 {
1150 }
1151} event_handler;
1152#endif
1153
1154/* make sure all the cmd data is at beginning of cmdbuf */
1155void
1156rxvt_term::cmdbuf_reify ()
1157{
1158 if (cmdbuf_ptr == cmdbuf_base)
1159 return;
1160
1161 ssize_t used = cmdbuf_endp - cmdbuf_ptr;
1162
1163 memmove (cmdbuf_base, cmdbuf_ptr, used);
1164 cmdbuf_ptr = cmdbuf_base;
1165 cmdbuf_endp = cmdbuf_ptr + used;
1166
1167}
1168
1169#if defined (KEYSYM_RESOURCE)
1170void
1171rxvt_term::cmdbuf_append (const char *str, size_t count)
1172{
1173 cmdbuf_reify ();
1174
1175 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1176
1177 if (count > avail)
1178 return;
1179
1180 memcpy (cmdbuf_endp, str, count);
1181 cmdbuf_endp += count;
1182
1183 cmd_parse ();
1184}
1185#endif
1186
1187bool
1188rxvt_term::pty_fill ()
1189{
1190 cmdbuf_reify ();
1191
1192 size_t avail = cmdbuf_base + CBUFSIZ - cmdbuf_endp;
1193
1194 if (!avail)
1195 {
1196 // normally this indicates a "too long" command sequence - just drop the data we have
1197 cmdbuf_ptr = cmdbuf_base;
1198 cmdbuf_endp = cmdbuf_ptr;
1199 avail = CBUFSIZ;
1200 }
1201
1202 ssize_t r = read (pty->pty, cmdbuf_endp, avail);
1203
1204 if (r > 0)
1205 {
1206 cmdbuf_endp += r;
1207 return true;
1208 }
1209 else if (r < 0 && (errno == EAGAIN || errno == EINTR))
1210 {
1211#if LINUX_YIELD_HACK
1212 if (display->is_local)
1213 event_handler.yield_ev.start ();
1214#endif
1215 }
1216 else
1217 {
1218 pty_ev.stop ();
1219
1220 if (!option (Opt_hold))
1221 destroy ();
1222 }
1223
1224 return false;
1225}
1226
1227void
1228rxvt_term::pty_cb (ev::io &w, int revents)
1229{
1230 make_current ();
1231
1232 if (revents & ev::READ)
1233 // loop, but don't allow a single term to monopolize us
1234 for (int i = CBUFCNT; i-- && pty_fill (); )
1235 cmd_parse ();
1236
1237 if (revents & ev::WRITE)
1238 pty_write ();
1239
1240 refresh_check ();
1241}
1242
1243void ecb_cold
1244rxvt_term::pointer_unblank ()
1245{
1246 XDefineCursor (dpy, vt, TermWin_cursor);
1247 recolor_cursor ();
1248
1249#ifdef POINTER_BLANK
1250 hidden_pointer = 0;
1251
1252 if (option (Opt_pointerBlank))
1253 pointer_ev.start (pointerBlankDelay);
1254#endif
1255}
1256
1257#ifdef POINTER_BLANK
1258void ecb_cold
1259rxvt_term::pointer_blank ()
1260{
1261 if (!option (Opt_pointerBlank))
1262 return;
1263
1264 XDefineCursor (dpy, vt, display->blank_cursor);
1265 XFlush (dpy);
1266
1267 hidden_pointer = 1;
1268}
1269
1270void ecb_cold
1271rxvt_term::pointer_cb (ev::timer &w, int revents)
1272{
1273 make_current ();
1274
1275 pointer_blank ();
1276}
1277#endif
1278
1279void
1280rxvt_term::mouse_report (XButtonEvent &ev)
1281{
1282 int button_number, key_state = 0;
1283 int x, y;
1284 int code = 32;
1285
1286 x = Pixel2Col (ev.x) + 1;
1287 y = Pixel2Row (ev.y) + 1;
1288
1289 if (ev.type == MotionNotify)
1290 {
1291 if (x == mouse_row && y == mouse_col)
1292 return;
1293
1294 mouse_row = x;
1295 mouse_col = y;
1296 code += 32;
1297 }
1298
1299 if (MEvent.button == AnyButton)
1300 button_number = 3;
1301 else
1302 {
1303 button_number = MEvent.button - Button1;
1304 /* add 0x3D for wheel events, like xterm does */
1305 if (button_number >= 3)
1306 button_number += 64 - 3;
1307 }
1308
1309 if (priv_modes & PrivMode_MouseX10)
1310 {
1311 /*
1312 * do not report ButtonRelease
1313 * no state info allowed
1314 */
1315 key_state = 0;
1316 if (button_number == 3)
1317 return;
1318 }
1319 else
1320 {
1321 /* XTerm mouse reporting needs these values:
1322 * 4 = Shift
1323 * 8 = Meta
1324 * 16 = Control
1325 * plus will add in our own Double-Click reporting
1326 * 32 = Double Click
1327 */
1328 key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
1329 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1330 + ((MEvent.state & ControlMask) ? 16 : 0);
1331#ifdef MOUSE_REPORT_DOUBLECLICK
1332 key_state += ((MEvent.clicks > 1) ? 32 : 0);
1333#endif
1334 }
1335
1336#if DEBUG_MOUSEREPORT
1337 fprintf (stderr, "Mouse [");
1338 if (key_state & 16)
1339 fputc ('C', stderr);
1340 if (key_state & 4)
1341 fputc ('S', stderr);
1342 if (key_state & 8)
1343 fputc ('A', stderr);
1344 if (key_state & 32)
1345 fputc ('2', stderr);
1346 fprintf (stderr, "]: <%d>, %d/%d\n",
1347 button_number,
1348 x,
1349 y);
1350#endif
1351
1352#if ENABLE_FRILLS
1353 if (priv_modes & PrivMode_ExtMouseRight)
1354 tt_printf ("\033[%d;%d;%dM",
1355 code + button_number + key_state,
1356 x,
1357 y);
1358 else if (priv_modes & PrivMode_ExtModeMouse)
1359 tt_printf ("\033[M%c%lc%lc",
1360 code + button_number + key_state,
1361 wint_t (32 + x),
1362 wint_t (32 + y));
1363 else
1364#endif
1365 tt_printf ("\033[M%c%c%c",
1366 code + button_number + key_state,
1367 32 + x,
1368 32 + y);
1369}
1370
1371/*{{{ process an X event */
1372void ecb_hot
1373rxvt_term::x_cb (XEvent &ev)
1374{
1375 make_current ();
1376
1377 dLocal (Display *, dpy);
1378
1379 if (ev.xany.window == vt
1380 && SHOULD_INVOKE (HOOK_X_EVENT)
1381 && HOOK_INVOKE ((this, HOOK_X_EVENT, DT_XEVENT, &ev, DT_END)))
1382 return;
1383
1384 // for XQueryPointer
1385 Window unused_root, unused_child;
1386 int unused_root_x, unused_root_y;
1387 unsigned int unused_mask;
1388
1389 switch (ev.type)
1390 {
1391 case KeyPress:
1392 key_press (ev.xkey);
1393 break;
1394
1395 case KeyRelease:
1396 key_release (ev.xkey);
1397 break;
1398
1399 case ButtonPress:
1400 button_press (ev.xbutton);
1401 break;
1402
1403 case ButtonRelease:
1404 button_release (ev.xbutton);
1405 break;
1406
1407 case ClientMessage:
1408 if (ev.xclient.format == 32
1409 && !HOOK_INVOKE ((this, HOOK_CLIENT_MESSAGE, DT_XEVENT, &ev, DT_END)))
1410 {
1411 if (ev.xclient.message_type == xa[XA_WM_PROTOCOLS])
1412 {
1413 if (!HOOK_INVOKE ((this, HOOK_WM_PROTOCOLS, DT_XEVENT, &ev, DT_END)))
1414 {
1415 if (ev.xclient.data.l[0] == xa[XA_WM_DELETE_WINDOW])
1416 {
1417 if (!HOOK_INVOKE ((this, HOOK_WM_DELETE_WINDOW, DT_XEVENT, &ev, DT_END)))
1418 destroy ();
1419 }
1420#if ENABLE_EWMH
1421 else if (ev.xclient.data.l[0] == xa[XA_NET_WM_PING])
1422 XSendEvent (dpy, ev.xclient.window = display->root,
1423 False, SubstructureRedirectMask | SubstructureNotifyMask,
1424 &ev);
1425#endif
1426 }
1427 }
1428#if ENABLE_XEMBED
1429 else if (ev.xclient.format == 32 && ev.xclient.message_type == xa[XA_XEMBED])
1430 {
1431 if (ev.xclient.data.l[1] == XEMBED_FOCUS_IN)
1432 focus_in ();
1433 else if (ev.xclient.data.l[1] == XEMBED_FOCUS_OUT)
1434 focus_out ();
1435 }
1436#endif
1437 }
1438 break;
1439
1440 /*
1441 * XXX: this is not the _current_ arrangement
1442 * Here's my conclusion:
1443 * If the window is completely unobscured, use bitblt's
1444 * to scroll. Even then, they're only used when doing partial
1445 * screen scrolling. When partially obscured, we have to fill
1446 * in the GraphicsExpose parts, which means that after each refresh,
1447 * we need to wait for the graphics expose or Noexpose events,
1448 * which ought to make things real slow!
1449 */
1450 case VisibilityNotify:
1451 switch (ev.xvisibility.state)
1452 {
1453 case VisibilityUnobscured:
1454 refresh_type = FAST_REFRESH;
1455 break;
1456 case VisibilityPartiallyObscured:
1457 refresh_type = SLOW_REFRESH;
1458 break;
1459 default:
1460 refresh_type = NO_REFRESH;
1461 break;
1462 }
1463 break;
1464
1465 case FocusIn:
1466 if (ev.xfocus.detail != NotifyInferior
1467 && ev.xfocus.detail != NotifyPointer
1468 && ev.xfocus.mode != NotifyGrab)
1469 focus_in ();
1470 break;
1471
1472 case FocusOut:
1473 if (ev.xfocus.detail != NotifyInferior
1474 && ev.xfocus.detail != NotifyPointer
1475 && ev.xfocus.mode != NotifyGrab)
1476 focus_out ();
1477 break;
1478
1479 case ConfigureNotify:
1480 if (ev.xconfigure.window == parent)
1481 {
1482 while (XCheckTypedWindowEvent (dpy, ev.xconfigure.window, ConfigureNotify, &ev))
1483 ;
1484
1485 bool want_position_change = SHOULD_INVOKE (HOOK_POSITION_CHANGE);
1486
1487 bool moved = false;
1488#ifdef HAVE_BG_PIXMAP
1489 if (bg_window_position_sensitive ())
1490 {
1491 want_position_change = true;
1492 if (bg_img == 0)
1493 moved = true;
1494 }
1495#endif
1496
1497 if (want_position_change)
1498 {
1499 int x, y;
1500
1501 if (ev.xconfigure.send_event)
1502 {
1503 x = ev.xconfigure.x;
1504 y = ev.xconfigure.y;
1505 }
1506 else
1507 get_window_origin (x, y);
1508
1509 if (x != parent_x || y != parent_y)
1510 {
1511 parent_x = x;
1512 parent_y = y;
1513 HOOK_INVOKE ((this, HOOK_POSITION_CHANGE, DT_INT, x, DT_INT, y, DT_END));
1514 moved = true;
1515 }
1516 }
1517
1518 if (szHint.width != ev.xconfigure.width || szHint.height != ev.xconfigure.height)
1519 {
1520 seen_resize = 1;
1521 resize_all_windows (ev.xconfigure.width, ev.xconfigure.height, 1);
1522 }
1523 else
1524 {
1525#ifdef HAVE_BG_PIXMAP
1526 if (moved)
1527 update_background ();
1528#endif
1529 }
1530
1531 HOOK_INVOKE ((this, HOOK_CONFIGURE_NOTIFY, DT_XEVENT, &ev, DT_END));
1532 }
1533 break;
1534
1535 case PropertyNotify:
1536 HOOK_INVOKE ((this, HOOK_PROPERTY_NOTIFY, DT_XEVENT, &ev, DT_END));
1537 break;
1538
1539 case SelectionClear:
1540 selection_clear (ev.xselectionclear.selection == xa[XA_CLIPBOARD]);
1541 break;
1542
1543 case SelectionRequest:
1544 selection_send (ev.xselectionrequest);
1545 break;
1546
1547 case MapNotify:
1548#ifdef HAVE_BG_PIXMAP
1549 // This is needed at startup for the case of no window manager
1550 // or a non-reparenting window manager and also because we
1551 // defer bg image updates if the window is not mapped. The
1552 // short delay is to optimize for multiple ConfigureNotify
1553 // events at startup when the window manager reparents the
1554 // window, so as to perform the computation after we have
1555 // received all of them.
1556 if (bg_img == 0)
1557 update_background_ev.start (0.025);
1558#endif
1559 mapped = 1;
1560#ifdef TEXT_BLINK
1561 text_blink_ev.start ();
1562#endif
1563 HOOK_INVOKE ((this, HOOK_MAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1564 break;
1565
1566 case UnmapNotify:
1567 mapped = 0;
1568#ifdef TEXT_BLINK
1569 text_blink_ev.stop ();
1570#endif
1571 HOOK_INVOKE ((this, HOOK_UNMAP_NOTIFY, DT_XEVENT, &ev, DT_END));
1572 break;
1573
1574 case GraphicsExpose:
1575 case Expose:
1576 if (ev.xany.window == vt)
1577 {
1578 do
1579 {
1580 scr_expose (ev.xexpose.x, ev.xexpose.y,
1581 ev.xexpose.width, ev.xexpose.height, false);
1582 }
1583 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev));
1584
1585 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1586
1587 while (XCheckTypedWindowEvent (dpy, vt, ev.xany.type, &ev))
1588 {
1589 scr_expose (ev.xexpose.x, ev.xexpose.y,
1590 ev.xexpose.width, ev.xexpose.height, false);
1591 }
1592
1593 want_refresh = 1;
1594 }
1595 else
1596 {
1597 XEvent unused_event;
1598
1599 while (XCheckTypedWindowEvent (dpy, ev.xany.window, Expose, &unused_event))
1600 ;
1601 while (XCheckTypedWindowEvent (dpy, ev.xany.window, GraphicsExpose, &unused_event))
1602 ;
1603
1604 if (scrollBar.state && ev.xany.window == scrollBar.win)
1605 {
1606 scrollBar.state = SB_STATE_IDLE;
1607 scrollBar.show (0);
1608 }
1609 }
1610 break;
1611
1612 case MotionNotify:
1613#ifdef POINTER_BLANK
1614 if (hidden_pointer)
1615 pointer_unblank ();
1616#endif
1617 if (!bypass_keystate
1618 && ((priv_modes & PrivMode_MouseBtnEvent && ev.xbutton.state & (Button1Mask|Button2Mask|Button3Mask))
1619 || priv_modes & PrivMode_MouseAnyEvent))
1620 mouse_report (ev.xbutton);
1621 if ((priv_modes & PrivMode_mouse_report) && !bypass_keystate)
1622 break;
1623
1624 if (ev.xany.window == vt)
1625 {
1626 if (SHOULD_INVOKE (HOOK_MOTION_NOTIFY)
1627 && HOOK_INVOKE ((this, HOOK_MOTION_NOTIFY, DT_XEVENT, &ev, DT_END)))
1628 ; // nop
1629 else if (ev.xbutton.state & (Button1Mask | Button3Mask))
1630 {
1631 while (XCheckTypedWindowEvent (dpy, vt, MotionNotify, &ev))
1632 ;
1633
1634 XQueryPointer (dpy, vt,
1635 &unused_root, &unused_child,
1636 &unused_root_x, &unused_root_y,
1637 &ev.xbutton.x, &ev.xbutton.y,
1638 &ev.xbutton.state);
1639#ifdef MOUSE_THRESHOLD
1640 /* deal with a `jumpy' mouse */
1641 if (ev.xmotion.time - MEvent.time > MOUSE_THRESHOLD)
1642#endif
1643 {
1644#if ISO_14755
1645 // 5.4
1646 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1647 {
1648 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1649 break;
1650 }
1651#endif
1652 selection_extend (ev.xbutton.x, ev.xbutton.y,
1653 ev.xbutton.state & Button3Mask ? 2 : 0);
1654
1655#ifdef SELECTION_SCROLLING
1656 if (ev.xbutton.y < int_bwidth
1657 || Pixel2Row (ev.xbutton.y) > (nrow-1))
1658 {
1659 page_dirn scroll_selection_dir;
1660 int dist;
1661
1662 /* don't clobber the current delay if we are
1663 * already in the middle of scrolling.
1664 */
1665 if (!sel_scroll_ev.is_active ())
1666 sel_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
1667
1668 /* save the event params so we can highlight
1669 * the selection in the pending-scroll loop
1670 */
1671 selection_save_x = ev.xbutton.x;
1672 selection_save_y = ev.xbutton.y;
1673 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1674
1675 /* calc number of lines to scroll */
1676 if (ev.xbutton.y < int_bwidth)
1677 {
1678 scroll_selection_dir = UP;
1679 dist = int_bwidth - ev.xbutton.y;
1680 }
1681 else
1682 {
1683 scroll_selection_dir = DN;
1684 dist = ev.xbutton.y - (int_bwidth + vt_height);
1685 }
1686
1687 scroll_selection_lines = Pixel2Height (dist)
1688 / SELECTION_SCROLL_LINE_SPEEDUP
1689 + 1;
1690 min_it (scroll_selection_lines,
1691 SELECTION_SCROLL_MAX_LINES);
1692 scroll_selection_lines *= scroll_selection_dir;
1693 }
1694 else
1695 {
1696 /* we are within the text window, so we
1697 * shouldn't be scrolling
1698 */
1699 sel_scroll_ev.stop();
1700 }
1701#endif
1702 }
1703 }
1704 }
1705 else if (scrollBar.state == SB_STATE_MOTION && ev.xany.window == scrollBar.win)
1706 {
1707 while (XCheckTypedWindowEvent (dpy, scrollBar.win,
1708 MotionNotify, &ev))
1709 ;
1710
1711 XQueryPointer (dpy, scrollBar.win,
1712 &unused_root, &unused_child,
1713 &unused_root_x, &unused_root_y,
1714 &ev.xbutton.x, &ev.xbutton.y,
1715 &unused_mask);
1716 scr_move_to (scrollBar.position (ev.xbutton.y) - csrO,
1717 scrollBar.size ());
1718 want_refresh = 1;
1719 scrollBar.show (1);
1720 }
1721 break;
1722 }
1723
1724#if defined(CURSOR_BLINK)
1725 if (ev.type == KeyPress)
1726 cursor_blink_reset ();
1727#endif
1728
1729#if defined(POINTER_BLANK)
1730 if (option (Opt_pointerBlank) && pointerBlankDelay > 0)
1731 {
1732 if (ev.type == MotionNotify
1733 || ev.type == ButtonPress
1734 || ev.type == ButtonRelease)
1735 if (hidden_pointer)
1736 pointer_unblank ();
1737
1738 if (ev.type == KeyPress && hidden_pointer == 0)
1739 pointer_blank ();
1740 }
1741#endif
1742
1743 refresh_check ();
1744}
1745
1746#if ENABLE_FRILLS
1747void ecb_cold
1748rxvt_term::set_urgency (bool enable)
1749{
1750 if (enable == urgency_hint)
1751 return;
1752
1753 if (XWMHints *h = XGetWMHints (dpy, parent))
1754 {
1755 h->flags = h->flags & ~XUrgencyHint | (enable ? XUrgencyHint : 0);
1756 XSetWMHints (dpy, parent, h);
1757 urgency_hint = enable;
1758 XFree (h);
1759 }
1760}
1761#endif
1762
1763void ecb_cold
1764rxvt_term::focus_in ()
1765{
1766 if (!focus)
1767 {
1768 focus = 1;
1769 want_refresh = 1;
1770
1771#if USE_XIM
1772 if (Input_Context != NULL)
1773 {
1774 im_set_position ();
1775 XSetICFocus (Input_Context);
1776 }
1777#endif
1778#if CURSOR_BLINK
1779 if (option (Opt_cursorBlink))
1780 cursor_blink_ev.again ();
1781#endif
1782#if OFF_FOCUS_FADING
1783 if (rs[Rs_fade])
1784 {
1785 pix_colors = pix_colors_focused;
1786 scr_recolor ();
1787 }
1788#endif
1789#if ENABLE_FRILLS
1790 if (option (Opt_urgentOnBell))
1791 set_urgency (0);
1792
1793 if (priv_modes & PrivMode_FocusEvent)
1794 tt_printf ("\x1b[I");
1795#endif
1796
1797 HOOK_INVOKE ((this, HOOK_FOCUS_IN, DT_END));
1798 }
1799}
1800
1801void ecb_cold
1802rxvt_term::focus_out ()
1803{
1804 if (focus)
1805 {
1806 focus = 0;
1807 want_refresh = 1;
1808
1809#if ENABLE_FRILLS
1810 if (option (Opt_urgentOnBell))
1811 set_urgency (0);
1812
1813 if (priv_modes & PrivMode_FocusEvent)
1814 tt_printf ("\x1b[O");
1815#endif
1816#if ENABLE_FRILLS || ISO_14755
1817 if (iso14755buf)
1818 {
1819 iso14755buf = 0;
1820# if ISO_14755
1821 scr_overlay_off ();
1822# endif
1823 }
1824#endif
1825#if USE_XIM
1826 if (Input_Context != NULL)
1827 XUnsetICFocus (Input_Context);
1828#endif
1829#if CURSOR_BLINK
1830 if (option (Opt_cursorBlink))
1831 cursor_blink_ev.stop ();
1832
1833 hidden_cursor = 0;
1834#endif
1835#if OFF_FOCUS_FADING
1836 if (rs[Rs_fade])
1837 {
1838 pix_colors = pix_colors_unfocused;
1839 scr_recolor ();
1840 }
1841#endif
1842
1843 HOOK_INVOKE ((this, HOOK_FOCUS_OUT, DT_END));
1844 }
1845}
1846
1847void ecb_cold
1848rxvt_term::update_fade_color (unsigned int idx, bool first_time)
1849{
1850#if OFF_FOCUS_FADING
1851 if (rs[Rs_fade])
1852 {
1853 if (!first_time)
1854 pix_colors_focused [idx].free (this);
1855
1856 rgba c;
1857 pix_colors [Color_fade].get (c);
1858 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
1859 }
1860#endif
1861}
1862
1863#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
1864void ecb_hot
1865rxvt_term::rootwin_cb (XEvent &ev)
1866{
1867 make_current ();
1868
1869 if (SHOULD_INVOKE (HOOK_ROOT_EVENT)
1870 && HOOK_INVOKE ((this, HOOK_ROOT_EVENT, DT_XEVENT, &ev, DT_END)))
1871 return;
1872
1873 switch (ev.type)
1874 {
1875 case PropertyNotify:
1876 /*
1877 * if user used some Esetroot compatible prog to set the root bg,
1878 * use the property to determine the pixmap. We use it later on.
1879 */
1880 if (ev.xproperty.atom == xa[XA_XROOTPMAP_ID]
1881 || ev.xproperty.atom == xa[XA_ESETROOT_PMAP_ID])
1882 {
1883#if BG_IMAGE_FROM_ROOT
1884 if (option (Opt_transparent))
1885 {
1886 rxvt_img::new_from_root (this)->replace (root_img);
1887 update_background ();
1888 }
1889#endif
1890 HOOK_INVOKE ((this, HOOK_ROOTPMAP_CHANGE, DT_END));
1891 }
1892
1893 break;
1894 }
1895
1896 refresh_check ();
1897}
1898#endif
1899
1900void
1901rxvt_term::button_press (XButtonEvent &ev)
1902{
1903 int reportmode = 0, clickintime;
1904
1905 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1906
1907 if (!bypass_keystate)
1908 reportmode = !! (priv_modes & PrivMode_mouse_report);
1909
1910 /*
1911 * VT window processing of button press
1912 */
1913 if (ev.window == vt)
1914 {
1915 if (HOOK_INVOKE ((this, HOOK_BUTTON_PRESS, DT_XEVENT, &ev, DT_END)))
1916 return;
1917
1918#if ISO_14755
1919 // 5.4
1920 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1921 {
1922 iso14755_54 (ev.x, ev.y);
1923 return;
1924 }
1925#endif
1926
1927 clickintime = ev.time - MEvent.time < multiClickTime;
1928
1929 if (reportmode)
1930 {
1931 /* mouse report from vt window */
1932 /* save the xbutton state (for ButtonRelease) */
1933 MEvent.state = ev.state;
1934#ifdef MOUSE_REPORT_DOUBLECLICK
1935 if (ev.button == MEvent.button && clickintime)
1936 {
1937 /* same button, within allowed time */
1938 MEvent.clicks++;
1939
1940 if (MEvent.clicks > 1)
1941 {
1942 /* only report double clicks */
1943 MEvent.clicks = 2;
1944 mouse_report (ev);
1945
1946 /* don't report the release */
1947 MEvent.clicks = 0;
1948 MEvent.button = AnyButton;
1949 }
1950 }
1951 else
1952 {
1953 /* different button, or time expired */
1954 MEvent.clicks = 1;
1955 MEvent.button = ev.button;
1956 mouse_report (ev);
1957 }
1958#else
1959 MEvent.button = ev.button;
1960 mouse_report (ev);
1961#endif /* MOUSE_REPORT_DOUBLECLICK */
1962
754 } 1963 }
755 else 1964 else
756 { 1965 {
757 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1966 if (ev.button != MEvent.button)
758 return ch; 1967 MEvent.clicks = 0;
759 }
760 }
761 1968
762 return NOCHAR; 1969 switch (ev.button)
763}
764
765bool
766rxvt_term::pty_fill (size_t count)
767{
768 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
769
770 memmove (cmdbuf_base, cmdbuf_ptr, n);
771 cmdbuf_ptr = cmdbuf_base;
772 cmdbuf_endp = cmdbuf_ptr + n;
773
774 n = read (cmd_fd, cmdbuf_endp, count);
775
776 if (n > 0)
777 {
778 cmdbuf_endp += n;
779 return true;
780 }
781 else if (n < 0 && errno == EAGAIN)
782 return false;
783
784 rxvt_clean_exit();
785 exit(EXIT_FAILURE); /* bad order of events? */
786}
787
788void
789rxvt_term::pty_cb (io_watcher &w, short revents)
790{
791 while (pty_fill (BUFSIZ - (cmdbuf_endp - cmdbuf_ptr)))
792 {
793 /* once we know the shell is running, send the screen size. Again! */
794 //ch = rxvt_cmd_getc(aR); /* wait for something */
795 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
796
797 uint32_t ch = NOCHAR;
798
799 for (;;)
800 {
801 if (ch == NOCHAR)
802 ch = next_char ();
803
804 if (ch == NOCHAR) // TODO: improve
805 break;
806
807 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
808 { 1970 {
809 /* Read a text string from the input buffer */ 1971 case Button1:
810 uint32_t buf[BUFSIZ]; 1972 /* allow meta + click to select rectangular areas */
811 bool refreshnow = false; 1973 /* should be done in screen.C */
812 int nlines = 0; 1974#if ENABLE_FRILLS
813 uint32_t *str = buf; 1975 selection.rect = !!(ev.state & ModMetaMask);
1976#else
1977 selection.rect = false;
1978#endif
814 1979
815 *str++ = ch; 1980 /* allow shift+left click to extend selection */
1981 if (ev.state & ShiftMask && !(priv_modes & PrivMode_mouse_report))
1982 {
1983 if (MEvent.button == Button1 && clickintime)
1984 selection_rotate (ev.x, ev.y);
1985 else
1986 selection_extend (ev.x, ev.y, 1);
1987 }
1988 else
1989 {
1990 if (MEvent.button == Button1 && clickintime)
1991 MEvent.clicks++;
1992 else
1993 MEvent.clicks = 1;
816 1994
1995 selection_click (MEvent.clicks, ev.x, ev.y);
1996 }
1997
1998 MEvent.button = Button1;
1999 break;
2000
2001 case Button3:
2002 if (MEvent.button == Button3 && clickintime)
2003 selection_rotate (ev.x, ev.y);
2004 else
2005 selection_extend (ev.x, ev.y, 1);
2006
2007 MEvent.button = Button3;
2008 break;
2009 }
2010 }
2011
2012 MEvent.time = ev.time;
2013 return;
2014 }
2015
2016 /*
2017 * Scrollbar window processing of button press
2018 */
2019 if (scrollBar.state && ev.window == scrollBar.win)
2020 {
2021 page_dirn direction = NO_DIR;
2022
2023 if (scrollBar.upButton (ev.y))
2024 direction = UP; /* up */
2025 else if (scrollBar.dnButton (ev.y))
2026 direction = DN; /* down */
2027
2028 scrollBar.state = SB_STATE_IDLE;
2029 /*
2030 * Rxvt-style scrollbar:
2031 * move up if mouse is above slider
2032 * move dn if mouse is below slider
2033 *
2034 * XTerm-style scrollbar:
2035 * Move display proportional to pointer location
2036 * pointer near top -> scroll one line
2037 * pointer near bot -> scroll full page
2038 */
2039#ifndef NO_SCROLLBAR_REPORT
2040 if (reportmode)
2041 {
2042 /*
2043 * Mouse report disabled scrollbar:
2044 * arrow buttons - send up/down
2045 * click on scrollbar - send pageup/down
2046 */
2047 if (direction == UP)
2048 tt_printf ("\033[A");
2049 else if (direction == DN)
2050 tt_printf ("\033[B");
2051 else
2052 switch (ev.button)
817 for (;;) 2053 {
2054 case Button2:
2055 tt_printf ("\014");
2056 break;
2057 case Button1:
2058 tt_printf ("\033[6~");
2059 break;
2060 case Button3:
2061 tt_printf ("\033[5~");
2062 break;
2063 }
2064 }
2065 else
2066#endif /* NO_SCROLLBAR_REPORT */
2067 {
2068 if (direction != NO_DIR)
2069 {
2070#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
2071 if (!cont_scroll_ev.is_active ())
2072 cont_scroll_ev.start (SCROLLBAR_INITIAL_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2073#endif
2074 if (scr_page (direction, 1))
818 { 2075 {
819 ch = next_char (); 2076 if (direction == UP)
2077 scrollBar.state = SB_STATE_UP;
2078 else
2079 scrollBar.state = SB_STATE_DOWN;
2080 }
2081 }
2082 else
2083 switch (ev.button)
2084 {
2085 case Button2:
2086 switch (scrollBar.align)
2087 {
2088 case SB_ALIGN_TOP:
2089 csrO = 0;
2090 break;
2091 case SB_ALIGN_CENTRE:
2092 csrO = (scrollBar.bot - scrollBar.top) / 2;
2093 break;
2094 case SB_ALIGN_BOTTOM:
2095 csrO = scrollBar.bot - scrollBar.top;
2096 break;
2097 }
820 2098
821 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 2099 if (scrollBar.style == SB_STYLE_XTERM
2100 || scrollBar.above_slider (ev.y)
2101 || scrollBar.below_slider (ev.y))
2102 scr_move_to (scrollBar.position (ev.y) - csrO, scrollBar.size ());
2103
2104 scrollBar.state = SB_STATE_MOTION;
822 break; 2105 break;
2106
2107 case Button1:
2108 if (scrollBar.align == SB_ALIGN_CENTRE)
2109 csrO = ev.y - scrollBar.top;
2110 /* FALLTHROUGH */
2111
2112 case Button3:
2113 if (scrollBar.style != SB_STYLE_XTERM)
2114 {
2115 if (scrollBar.above_slider (ev.y))
2116# ifdef RXVT_SCROLL_FULL
2117 scr_page (UP, nrow - 1);
2118# else
2119 scr_page (UP, nrow / 4);
2120# endif
2121 else if (scrollBar.below_slider (ev.y))
2122# ifdef RXVT_SCROLL_FULL
2123 scr_page (DN, nrow - 1);
2124# else
2125 scr_page (DN, nrow / 4);
2126# endif
2127 else
2128 scrollBar.state = SB_STATE_MOTION;
2129 }
823 else 2130 else
824 { 2131 {
2132 scr_page ((ev.button == Button1 ? DN : UP),
2133 (nrow
2134 * scrollBar.position (ev.y)
2135 / scrollBar.size ()));
2136 }
2137
2138 break;
2139 }
2140 }
2141
2142 return;
2143 }
2144}
2145
2146void
2147rxvt_term::button_release (XButtonEvent &ev)
2148{
2149 int reportmode = 0;
2150
2151 csrO = 0; /* reset csr Offset */
2152 if (!bypass_keystate)
2153 reportmode = !! (priv_modes & PrivMode_mouse_report);
2154
2155 if (scrollBar.state == SB_STATE_UP || scrollBar.state == SB_STATE_DOWN)
2156 {
2157 scrollBar.state = SB_STATE_IDLE;
2158 scrollBar.show (0);
2159 }
2160
2161#ifdef SELECTION_SCROLLING
2162 sel_scroll_ev.stop();
2163#endif
2164
2165 if (ev.window == vt)
2166 {
2167 if (HOOK_INVOKE ((this, HOOK_BUTTON_RELEASE, DT_XEVENT, &ev, DT_END)))
2168 return;
2169
2170#if ISO_14755
2171 // 5.4
2172 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
2173 return;
2174#endif
2175
2176 if (reportmode)
2177 {
2178 /* mouse report from vt window */
2179 /* don't report release of wheel "buttons" */
2180 if (ev.button >= 4)
2181 return;
2182#ifdef MOUSE_REPORT_DOUBLECLICK
2183 /* only report the release of 'slow' single clicks */
2184 if (MEvent.button != AnyButton
2185 && (ev.button != MEvent.button
2186 || (ev.time - MEvent.time
2187 > multiClickTime / 2)))
2188 {
2189 MEvent.clicks = 0;
2190 MEvent.button = AnyButton;
2191 mouse_report (ev);
2192 }
2193#else /* MOUSE_REPORT_DOUBLECLICK */
2194 MEvent.button = AnyButton;
2195 mouse_report (ev);
2196#endif /* MOUSE_REPORT_DOUBLECLICK */
2197 return;
2198 }
2199
2200 /*
2201 * dumb hack to compensate for the failure of click-and-drag
2202 * when overriding mouse reporting
2203 */
2204 if (priv_modes & PrivMode_mouse_report
2205 && bypass_keystate
2206 && ev.button == Button1 && MEvent.clicks <= 1)
2207 selection_extend (ev.x, ev.y, 0);
2208
2209 switch (ev.button)
2210 {
2211 case Button1:
2212 case Button3:
2213 selection_make (ev.time);
2214 break;
2215
2216 case Button2:
2217 if (IN_RANGE_EXC (ev.x, 0, vt_width) && IN_RANGE_EXC (ev.y, 0, vt_height)) // inside window?
2218 selection_request (ev.time, ev.state & ModMetaMask ? Sel_Clipboard : Sel_Primary);
2219 break;
2220
2221#ifdef MOUSE_WHEEL
2222 case Button4:
2223 case Button5:
2224 {
2225 int lines;
2226 page_dirn dirn;
2227
2228 dirn = ev.button == Button4 ? UP : DN;
2229
2230 if (ev.state & ShiftMask)
2231 lines = 1;
2232 else if (option (Opt_mouseWheelScrollPage))
2233 lines = nrow - 1;
2234 else
2235 lines = 5;
2236
2237# ifdef MOUSE_SLIP_WHEELING
2238 if (ev.state & ControlMask)
2239 {
2240 mouse_slip_wheel_speed += dirn;
2241 clamp_it (mouse_slip_wheel_speed, -nrow, nrow);
2242
2243 if (!slip_wheel_ev.is_active ())
2244 slip_wheel_ev.start (SCROLLBAR_CONTINUOUS_DELAY, SCROLLBAR_CONTINUOUS_DELAY);
2245 }
2246 else
2247# endif
2248 {
2249 scr_page (dirn, lines);
2250 scrollBar.show (1);
2251 }
2252 }
2253 break;
2254#endif
2255 }
2256 }
2257}
2258
2259/*}}} */
2260
2261void ecb_hot
2262rxvt_term::cmd_parse ()
2263{
2264 wchar_t ch = NOCHAR;
2265 char *seq_begin; // remember start of esc-sequence here
2266
2267 for (;;)
2268 {
2269 if (ecb_unlikely (ch == NOCHAR))
2270 {
2271 seq_begin = cmdbuf_ptr;
2272 ch = next_char ();
2273
2274 if (ch == NOCHAR)
2275 break;
2276 }
2277
2278 if (ecb_likely (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT))
2279 {
2280 if (ecb_unlikely (!seen_input))
2281 {
2282 seen_input = 1;
2283 // many badly-written programs (e.g. jed) contain a race condition:
2284 // they first read the screensize and then install a SIGWINCH handler.
2285 // some window managers resize the window early, and these programs
2286 // then sometimes get the size wrong.
2287 // unfortunately other programs are even more buggy and dislike
2288 // being sent SIGWINCH, so only do it when we were in fact being
2289 // resized.
2290 if (seen_resize && cmd_pid)
2291 kill (-cmd_pid, SIGWINCH);
2292 }
2293
2294 /* Read a text string from the input buffer */
2295 wchar_t buf[UBUFSIZ];
2296 bool refreshnow = false;
2297 int nlines = 0;
2298 wchar_t *str = buf;
2299 wchar_t *eol = str + min (ncol, UBUFSIZ);
2300
2301 for (;;)
2302 {
2303 if (ecb_unlikely (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT)))
2304 break;
2305
825 *str++ = ch; 2306 *str++ = ch;
826 2307
2308 if (ecb_unlikely (ch == C0_LF || str >= eol))
2309 {
827 if (ch == '\n') 2310 if (ch == C0_LF)
2311 nlines++;
2312
2313 refresh_count++;
2314
2315 if (!option (Opt_jumpScroll) || refresh_count >= nrow - 1)
2316 {
2317 refresh_count = 0;
2318
2319 if (!option (Opt_skipScroll) || ev_time () > ev::now () + 1. / 60.)
828 { 2320 {
829 nlines++;
830 refresh_count++;
831
832 if (!(Options & Opt_jumpScroll)
833 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
834 {
835 refreshnow = true; 2321 refreshnow = true;
836 ch = NOCHAR; 2322 ch = NOCHAR;
837 break; 2323 break;
838 }
839 } 2324 }
2325 }
840 2326
2327 // scr_add_lines only works for nlines <= nrow - 1.
2328 if (nlines >= nrow - 1)
2329 {
2330 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2331 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2332 scr_add_lines (buf, str - buf, nlines);
2333
2334 nlines = 0;
2335 str = buf;
2336 eol = str + min (ncol, UBUFSIZ);
2337 }
2338
2339 if (str >= eol)
2340 {
841 if (str >= buf + BUFSIZ) 2341 if (eol >= buf + UBUFSIZ)
842 { 2342 {
843 ch = NOCHAR; 2343 ch = NOCHAR;
844 break; 2344 break;
845 } 2345 }
2346 else
2347 eol = min (eol + ncol, buf + UBUFSIZ);
846 } 2348 }
2349
847 } 2350 }
848 2351
849 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2352 seq_begin = cmdbuf_ptr;
850 2353 ch = next_char ();
851 /*
852 * If there have been a lot of new lines, then update the screen
853 * What the heck I'll cheat and only refresh less than every page-full.
854 * the number of pages between refreshes is refresh_limit, which
855 * is incremented here because we must be doing flat-out scrolling.
856 *
857 * refreshing should be correct for small scrolls, because of the
858 * time-out
859 */
860 if (refreshnow)
861 {
862 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
863 refresh_limit++;
864
865 rxvt_scr_refresh (this, refresh_type);
866 }
867
868 } 2354 }
2355
2356 if (!(SHOULD_INVOKE (HOOK_ADD_LINES)
2357 && HOOK_INVOKE ((this, HOOK_ADD_LINES, DT_WCS_LEN, buf, str - buf, DT_END))))
2358 scr_add_lines (buf, str - buf, nlines);
2359
869 else 2360 /*
2361 * If there have been a lot of new lines, then update the screen
2362 * What the heck we'll cheat and only refresh less than every page-full.
2363 * if skipScroll is enabled.
2364 */
2365 if (refreshnow)
870 { 2366 {
871 switch (ch) 2367 scr_refresh ();
872 { 2368 want_refresh = 1;
873 default:
874 rxvt_process_nonprinting (this, ch);
875 break;
876 case C0_ESC: /* escape char */
877 rxvt_process_escape_seq (this);
878 break;
879 /*case 0x9b: */ /* CSI */
880 /* rxvt_process_csi_seq (this); */
881 }
882
883 ch = NOCHAR;
884 } 2369 }
885 } 2370 }
886 } 2371 else
887
888 flush ();
889}
890
891void
892rxvt_term::flush ()
893{
894#ifdef TRANSPARENT
895 if (want_full_refresh)
896 {
897 want_full_refresh = 0;
898 rxvt_scr_clear (this);
899 rxvt_scr_touch (this, False);
900 want_refresh = 1;
901 }
902#endif
903
904 if (want_refresh)
905 {
906 rxvt_scr_refresh (this, refresh_type);
907 rxvt_scrollbar_show (this, 1);
908#ifdef USE_XIM
909 rxvt_IMSendSpot (this);
910#endif
911 }
912
913 XFlush (Xdisplay);
914}
915
916/* rxvt_cmd_getc() - Return next input character */
917/*
918 * Return the next input character after first passing any keyboard input
919 * to the command.
920 */
921/* INTPROTO */
922uint32_t
923rxvt_cmd_getc(pR)
924{
925 for (;;)
926 {
927 uint32_t c = R->next_char ();
928 if (c != NOCHAR)
929 return c;
930
931 // incomplete sequences should occur rarely, still, a better solution
932 // would be preferred. either setjmp/longjmp or better design.
933 fcntl (R->cmd_fd, F_SETFL, 0);
934 R->pty_fill (1);
935 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
936 }
937
938#define TIMEOUT_USEC 5000
939 fd_set readfds;
940 int quick_timeout, select_res;
941 int want_motion_time, want_keypress_time;
942 struct timeval value;
943#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
944 struct timeval tp;
945#endif
946
947 for (;;) {
948 /* loop until we can return something */
949
950 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
951 rxvt_tt_write(aR_ NULL, 0);
952
953#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
954 tp.tv_sec = 0; /* presume == 0 implies time not yet retrieved */
955#endif
956#if defined(CURSOR_BLINK)
957 want_keypress_time = 0;
958#endif
959#if defined(POINTER_BLANK)
960 want_motion_time = 0;
961#endif
962
963 if (XPending (R->Xdisplay))
964 { 2372 {
965 R->process_x_events ();
966
967 /* in case button actions pushed chars to cmdbuf */
968 if (R->cmdbuf_ptr < R->cmdbuf_endp)
969 return *R->cmdbuf_ptr++;
970 }
971
972#if defined(CURSOR_BLINK)
973 if (want_keypress_time) {
974 (void)gettimeofday(&tp, NULL);
975 R->lastcursorchange.tv_sec = tp.tv_sec;
976 R->lastcursorchange.tv_usec = tp.tv_usec;
977 }
978#endif
979#if defined(POINTER_BLANK)
980 if (want_motion_time) {
981 if (!tp.tv_sec)
982 (void)gettimeofday(&tp, NULL);
983 R->lastmotion.tv_sec = tp.tv_sec;
984 R->lastmotion.tv_usec = tp.tv_usec;
985 }
986#endif
987
988/*
989 * the command input buffer is empty and we have no pending X events
990 */
991 quick_timeout = 0;
992
993#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
994 if (R->mouse_slip_wheel_speed) {
995 quick_timeout = 1;
996 if (!R->mouse_slip_wheel_delay--
997 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
998 abs(R->mouse_slip_wheel_speed))) {
999 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1000 R->refresh_type |= SMOOTH_REFRESH;
1001 R->want_refresh = 1;
1002 }
1003 }
1004#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
1005#ifdef SELECTION_SCROLLING
1006 if (R->pending_scroll_selection) {
1007 quick_timeout = 1;
1008 if (!R->scroll_selection_delay--
1009 && rxvt_scr_page(aR_ R->scroll_selection_dir,
1010 R->scroll_selection_lines)) {
1011 rxvt_selection_extend(aR_ R->selection_save_x,
1012 R->selection_save_y, R->selection_save_state);
1013 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
1014 R->refresh_type |= SMOOTH_REFRESH;
1015 R->want_refresh = 1;
1016 }
1017 }
1018#endif
1019#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1020 if (scrollbar_isUp() || scrollbar_isDn()) {
1021 quick_timeout = 1;
1022 if (!R->scroll_arrow_delay--
1023 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
1024 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
1025 R->refresh_type |= SMOOTH_REFRESH;
1026 R->want_refresh = 1;
1027 }
1028 }
1029#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1030
1031 FD_ZERO(&readfds);
1032 FD_SET(R->cmd_fd, &readfds);
1033 FD_SET(R->Xfd, &readfds);
1034 value.tv_usec = TIMEOUT_USEC;
1035 value.tv_sec = 0;
1036
1037 if (!R->TermWin.mapped)
1038 quick_timeout = 0;
1039 else {
1040 quick_timeout |= R->want_refresh;
1041#ifdef TRANSPARENT
1042 quick_timeout |= R->want_full_refresh;
1043#endif
1044 }
1045
1046#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
1047 {
1048 int set_quick_timeout = 0;
1049 long csdiff, psdiff;
1050
1051#define BLINK_TIME 500000L
1052 csdiff = psdiff = 60000000L; /* or, say, LONG_MAX */
1053# if defined(CURSOR_BLINK)
1054 if (R->Options & Opt_cursorBlink) {
1055 if (!tp.tv_sec) /* didn't get it before so get it now */
1056 (void)gettimeofday(&tp, NULL);
1057
1058 csdiff = (tp.tv_sec - R->lastcursorchange.tv_sec) * 1000000L
1059 + tp.tv_usec - R->lastcursorchange.tv_usec;
1060 if (csdiff > BLINK_TIME) { /* XXX: settable blink times */
1061 R->lastcursorchange.tv_sec = tp.tv_sec;
1062 R->lastcursorchange.tv_usec = tp.tv_usec;
1063 R->hidden_cursor = !R->hidden_cursor;
1064 csdiff = 0;
1065 } else
1066 csdiff = BLINK_TIME - csdiff;
1067 set_quick_timeout = 1;
1068 }
1069# endif
1070# if defined(POINTER_BLANK)
1071 /*
1072 * If we haven't moved the pointer for a while
1073 */
1074 if ((R->Options & Opt_pointerBlank)
1075 && (R->pointerBlankDelay > 0)
1076 && (R->hidden_pointer == 0)) {
1077 long pdelay;
1078
1079 if (!tp.tv_sec) /* didn't get it before so get it now */
1080 (void)gettimeofday(&tp, NULL);
1081 psdiff = (tp.tv_sec - R->lastmotion.tv_sec) * 1000000L
1082 + tp.tv_usec - R->lastmotion.tv_usec;
1083 pdelay = R->pointerBlankDelay * 1000000L;
1084 if (psdiff >= pdelay)
1085 rxvt_pointer_blank(aR);
1086 else {
1087 set_quick_timeout = 1;
1088 psdiff = pdelay - psdiff;
1089 }
1090 }
1091# endif
1092 if (!quick_timeout && set_quick_timeout) {
1093 MIN_IT(csdiff, psdiff);
1094 value.tv_sec = csdiff / 1000000L;
1095 value.tv_usec = csdiff % 1000000L;
1096 quick_timeout = 1;
1097 }
1098 }
1099#endif
1100
1101 if ((select_res = select(R->num_fds, &readfds, NULL, NULL,
1102 (quick_timeout ? &value : NULL))) == 0) {
1103 /* select statement timed out - we're not hard and fast scrolling */
1104 R->refresh_limit = 1;
1105 }
1106#if defined(CURSOR_BLINK)
1107 if (R->Options & Opt_cursorBlink)
1108 R->want_refresh = 1;
1109#endif
1110 }
1111}
1112
1113/* EXTPROTO */
1114void
1115rxvt_pointer_unblank(pR)
1116{
1117 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->TermWin_cursor);
1118 rxvt_recolour_cursor(aR);
1119#ifdef POINTER_BLANK
1120 R->hidden_pointer = 0;
1121 if (R->pointerBlankDelay > 0) {
1122 struct timeval tp;
1123
1124 (void)gettimeofday(&tp, NULL);
1125 R->lastmotion.tv_sec = tp.tv_sec;
1126 R->lastmotion.tv_usec = tp.tv_usec;
1127 }
1128#endif
1129}
1130
1131#ifdef POINTER_BLANK
1132/* INTPROTO */
1133void
1134rxvt_pointer_blank(pR)
1135{
1136 XDefineCursor(R->Xdisplay, R->TermWin.vt, R->pointer_blank);
1137 XFlush(R->Xdisplay);
1138 R->hidden_pointer = 1;
1139}
1140#endif
1141
1142/* INTPROTO */
1143void
1144rxvt_mouse_report(pR_ const XButtonEvent *ev)
1145{
1146 int button_number, key_state = 0;
1147 int x, y;
1148
1149 x = ev->x;
1150 y = ev->y;
1151 rxvt_pixel_position(aR_ &x, &y);
1152
1153 if (R->MEvent.button == AnyButton) {
1154 button_number = 3;
1155 } else {
1156 button_number = R->MEvent.button - Button1;
1157 /* add 0x3D for wheel events, like xterm does */
1158 if (button_number >= 3)
1159 button_number += (64 - 3);
1160 }
1161
1162 if (R->PrivateModes & PrivMode_MouseX10) {
1163 /*
1164 * do not report ButtonRelease
1165 * no state info allowed
1166 */
1167 key_state = 0;
1168 if (button_number == 3)
1169 return;
1170 } else {
1171 /* XTerm mouse reporting needs these values:
1172 * 4 = Shift
1173 * 8 = Meta
1174 * 16 = Control
1175 * plus will add in our own Double-Click reporting
1176 * 32 = Double Click
1177 */
1178 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1179 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1180 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1181#ifdef MOUSE_REPORT_DOUBLECLICK
1182 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1183#endif
1184 }
1185
1186#ifdef DEBUG_MOUSEREPORT
1187 fprintf(stderr, "Mouse [");
1188 if (key_state & 16)
1189 fputc('C', stderr);
1190 if (key_state & 4)
1191 fputc('S', stderr);
1192 if (key_state & 8)
1193 fputc('A', stderr);
1194 if (key_state & 32)
1195 fputc('2', stderr);
1196 fprintf(stderr, "]: <%d>, %d/%d\n",
1197 button_number,
1198 x + 1,
1199 y + 1);
1200#else
1201 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1202 (32 + button_number + key_state),
1203 (32 + x + 1),
1204 (32 + y + 1));
1205#endif
1206}
1207
1208#ifdef USING_W11LIB
1209/* EXTPROTO */
1210void
1211rxvt_W11_process_x_event(XEvent *ev)
1212{
1213 rxvt_t *r = rxvt_get_r();
1214
1215 rxvt_process_x_event(aR_ ev);
1216}
1217#endif
1218
1219/*{{{ process an X event */
1220/* INTPROTO */
1221void
1222rxvt_process_x_event(pR_ XEvent *ev)
1223{
1224 int i, want_timeout;
1225 Window unused_root, unused_child;
1226 int unused_root_x, unused_root_y;
1227 unsigned int unused_mask;
1228 struct timeval tp;
1229
1230#ifdef DEBUG_X
1231 const char *const eventnames[] =
1232 { /* mason - this matches my system */
1233 "",
1234 "",
1235 "KeyPress",
1236 "KeyRelease",
1237 "ButtonPress",
1238 "ButtonRelease",
1239 "MotionNotify",
1240 "EnterNotify",
1241 "LeaveNotify",
1242 "FocusIn",
1243 "FocusOut",
1244 "KeymapNotify",
1245 "Expose",
1246 "GraphicsExpose",
1247 "NoExpose",
1248 "VisibilityNotify",
1249 "CreateNotify",
1250 "DestroyNotify",
1251 "UnmapNotify",
1252 "MapNotify",
1253 "MapRequest",
1254 "ReparentNotify",
1255 "ConfigureNotify",
1256 "ConfigureRequest",
1257 "GravityNotify",
1258 "ResizeRequest",
1259 "CirculateNotify",
1260 "CirculateRequest",
1261 "PropertyNotify",
1262 "SelectionClear",
1263 "SelectionRequest",
1264 "SelectionNotify",
1265 "ColormapNotify",
1266 "ClientMessage",
1267 "MappingNotify"
1268 };
1269 struct tm *ltt;
1270#endif
1271
1272 /*
1273 * check if we need to get the time for any timeouts
1274 */
1275
1276 for (i = NUM_TIMEOUTS; i--; )
1277 if (R->timeout[i].tv_sec) {
1278 want_timeout = 1;
1279 break;
1280 }
1281
1282#ifndef DEBUG_X
1283 if (want_timeout)
1284#endif
1285 (void)gettimeofday(&tp, NULL);
1286
1287#ifdef DEBUG_X
1288 ltt = localtime(&(tp.tv_sec));
1289 D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial));
1290#endif
1291
1292 /* X event timeouts */
1293 if (want_timeout)
1294 for (i = NUM_TIMEOUTS; i--; ) {
1295 if (R->timeout[i].tv_sec == 0)
1296 continue;
1297 if ((tp.tv_sec < R->timeout[i].tv_sec)
1298 || (tp.tv_sec == R->timeout[i].tv_sec
1299 && tp.tv_usec < R->timeout[i].tv_usec))
1300 continue;
1301 R->timeout[i].tv_sec = 0;
1302 switch(i) {
1303 case TIMEOUT_INCR:
1304 rxvt_print_error("data loss: timeout on INCR selection paste");
1305 R->selection_wait = Sel_none;
1306 break;
1307 default:
1308 break;
1309 }
1310 }
1311
1312 switch (ev->type) {
1313 case KeyPress:
1314 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1315 break;
1316
1317#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1318 case KeyRelease:
1319 {
1320 if (!(ev->xkey.state & ControlMask))
1321 R->mouse_slip_wheel_speed = 0;
1322 else {
1323 KeySym ks;
1324
1325 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1326 if (ks == XK_Control_L || ks == XK_Control_R)
1327 R->mouse_slip_wheel_speed = 0;
1328 }
1329 break;
1330 }
1331#endif
1332
1333 case ButtonPress:
1334 rxvt_button_press(aR_ (XButtonEvent *)ev);
1335 break;
1336
1337 case ButtonRelease:
1338 rxvt_button_release(aR_ (XButtonEvent *)ev);
1339 break;
1340
1341 case ClientMessage:
1342 if (ev->xclient.format == 32
1343 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1344 exit(EXIT_SUCCESS);
1345#ifdef OFFIX_DND
1346 /* OffiX Dnd (drag 'n' drop) protocol */
1347 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1348 && (ev->xclient.data.l[0] == DndFile
1349 || ev->xclient.data.l[0] == DndDir
1350 || ev->xclient.data.l[0] == DndLink)) {
1351 /* Get Dnd data */
1352 Atom ActualType;
1353 int ActualFormat;
1354 unsigned char *data;
1355 unsigned long Size, RemainingBytes;
1356
1357 XGetWindowProperty(R->Xdisplay, Xroot,
1358 R->xa[XA_DNDSELECTION],
1359 0L, 1000000L,
1360 False, AnyPropertyType,
1361 &ActualType, &ActualFormat,
1362 &Size, &RemainingBytes,
1363 &data);
1364 XChangeProperty(R->Xdisplay, Xroot,
1365 XA_CUT_BUFFER0, XA_STRING,
1366 8, PropModeReplace,
1367 data, STRLEN(data));
1368 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1369 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1370 }
1371#endif /* OFFIX_DND */
1372 break;
1373
1374 case MappingNotify:
1375 XRefreshKeyboardMapping(&(ev->xmapping));
1376 break;
1377
1378 /*
1379 * XXX: this is not the _current_ arrangement
1380 * Here's my conclusion:
1381 * If the window is completely unobscured, use bitblt's
1382 * to scroll. Even then, they're only used when doing partial
1383 * screen scrolling. When partially obscured, we have to fill
1384 * in the GraphicsExpose parts, which means that after each refresh,
1385 * we need to wait for the graphics expose or Noexpose events,
1386 * which ought to make things real slow!
1387 */
1388 case VisibilityNotify:
1389 switch (ev->xvisibility.state) {
1390 case VisibilityUnobscured:
1391 R->refresh_type = FAST_REFRESH;
1392 break;
1393 case VisibilityPartiallyObscured:
1394 R->refresh_type = SLOW_REFRESH;
1395 break;
1396 default:
1397 R->refresh_type = NO_REFRESH;
1398 break;
1399 }
1400 break;
1401
1402 case FocusIn:
1403 if (!R->TermWin.focus) {
1404 R->TermWin.focus = 1;
1405 R->want_refresh = 1;
1406#ifdef USE_XIM
1407 if (R->Input_Context != NULL)
1408 XSetICFocus(R->Input_Context);
1409#endif
1410 }
1411 break;
1412
1413 case FocusOut:
1414 if (R->TermWin.focus) {
1415 R->TermWin.focus = 0;
1416 R->want_refresh = 1;
1417#ifdef USE_XIM
1418 if (R->Input_Context != NULL)
1419 XUnsetICFocus(R->Input_Context);
1420#endif
1421 }
1422 break;
1423
1424 case ConfigureNotify:
1425 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1426 int height, width;
1427
1428 do { /* Wrap lots of configures into one */
1429 width = ev->xconfigure.width;
1430 height = ev->xconfigure.height;
1431 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1432 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1433 ConfigureNotify, ev));
1434 if (R->szHint.width != width || R->szHint.height != height) {
1435 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1436 rxvt_resize_all_windows(aR_ (unsigned int)width,
1437 (unsigned int)height, 1);
1438 }
1439#ifdef DEBUG_SIZE
1440 else {
1441 D_SIZE((stderr, "Size: Not resizing"));
1442 }
1443#endif
1444#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1445 if (R->Options & Opt_transparent) {
1446 rxvt_check_our_parents(aR);
1447 if (R->am_transparent)
1448 R->want_full_refresh = 1;
1449 }
1450#endif
1451 }
1452 break;
1453
1454 case SelectionClear:
1455 rxvt_selection_clear(aR);
1456 break;
1457
1458 case SelectionNotify:
1459 if (R->selection_wait == Sel_normal)
1460 rxvt_selection_paste(aR_ ev->xselection.requestor,
1461 ev->xselection.property, True);
1462 break;
1463
1464 case SelectionRequest:
1465 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1466 break;
1467
1468 case UnmapNotify:
1469 R->TermWin.mapped = 0;
1470 break;
1471
1472 case MapNotify:
1473 R->TermWin.mapped = 1;
1474 break;
1475
1476 case PropertyNotify:
1477 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1478 if (ev->xproperty.state == PropertyNewValue)
1479 rxvt_selection_property(aR_ ev->xproperty.window,
1480 ev->xproperty.atom);
1481 break;
1482 }
1483#ifdef TRANSPARENT
1484 /*
1485 * if user used some Esetroot compatible prog to set the root bg,
1486 * use the property to determine the pixmap. We use it later on.
1487 */
1488 if (R->xa[XA_XROOTPMAPID] == 0)
1489 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1490 "_XROOTPMAP_ID", False);
1491 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1492 break;
1493 /* FALLTHROUGH */
1494 case ReparentNotify:
1495 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1496 if (R->am_transparent)
1497 R->want_full_refresh = 1;
1498 }
1499#endif /* TRANSPARENT */
1500 break;
1501
1502 case GraphicsExpose:
1503 case Expose:
1504 if (ev->xany.window == R->TermWin.vt) {
1505#ifdef NO_SLOW_LINK_SUPPORT
1506 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1507 ev->xexpose.width, ev->xexpose.height, False);
1508#else
1509 // don't understand this, so commented it out
1510 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1511 ev->xexpose.width, ev->xexpose.height, False);
1512 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1513 // ev->xexpose.width, R->TermWin.height, False);
1514#endif
1515 R->want_refresh = 1;
1516 } else {
1517 XEvent unused_xevent;
1518
1519 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1520 Expose,
1521 &unused_xevent)) ;
1522 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1523 GraphicsExpose,
1524 &unused_xevent)) ;
1525 if (isScrollbarWindow(ev->xany.window)) {
1526 scrollbar_setIdle();
1527 rxvt_scrollbar_show(aR_ 0);
1528 }
1529#ifdef MENUBAR
1530 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1531 rxvt_menubar_expose(aR);
1532#endif
1533#ifdef RXVT_GRAPHICS
1534 rxvt_Gr_expose(aR_ ev->xany.window);
1535#endif
1536 }
1537 break;
1538
1539 case MotionNotify:
1540#ifdef POINTER_BLANK
1541 if (R->hidden_pointer)
1542 rxvt_pointer_unblank(aR);
1543#endif
1544#if MENUBAR
1545 if (isMenuBarWindow(ev->xany.window)) {
1546 rxvt_menubar_control(aR_ &(ev->xbutton));
1547 break;
1548 }
1549#endif
1550 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1551 break;
1552
1553 if (ev->xany.window == R->TermWin.vt) {
1554 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1555 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1556 MotionNotify, ev)) ;
1557 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1558 &unused_root, &unused_child,
1559 &unused_root_x, &unused_root_y,
1560 &(ev->xbutton.x), &(ev->xbutton.y),
1561 &unused_mask);
1562#ifdef MOUSE_THRESHOLD
1563 /* deal with a `jumpy' mouse */
1564 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1565#endif
1566 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1567 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1568#ifdef SELECTION_SCROLLING
1569 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1570 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1571 int dist;
1572
1573 R->pending_scroll_selection=1;
1574
1575 /* don't clobber the current delay if we are
1576 * already in the middle of scrolling.
1577 */
1578 if (R->scroll_selection_delay<=0)
1579 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1580
1581 /* save the event params so we can highlight
1582 * the selection in the pending-scroll loop
1583 */
1584 R->selection_save_x=ev->xbutton.x;
1585 R->selection_save_y=ev->xbutton.y;
1586 R->selection_save_state=
1587 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1588
1589 /* calc number of lines to scroll */
1590 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1591 R->scroll_selection_dir = UP;
1592 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1593 }
1594 else {
1595 R->scroll_selection_dir = DN;
1596 dist = ev->xbutton.y -
1597 (R->TermWin.int_bwidth + R->TermWin.height);
1598 }
1599 R->scroll_selection_lines=(Pixel2Height(dist)/
1600 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1601 MIN_IT(R->scroll_selection_lines,
1602 SELECTION_SCROLL_MAX_LINES);
1603 }
1604 else {
1605 /* we are within the text window, so we
1606 * shouldn't be scrolling
1607 */
1608 R->pending_scroll_selection = 0;
1609 }
1610#endif
1611#ifdef MOUSE_THRESHOLD
1612 }
1613#endif
1614 }
1615 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1616 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1617 MotionNotify, ev)) ;
1618 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1619 &unused_root, &unused_child,
1620 &unused_root_x, &unused_root_y,
1621 &(ev->xbutton.x), &(ev->xbutton.y),
1622 &unused_mask);
1623 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1624 scrollbar_size());
1625 rxvt_scr_refresh(aR_ R->refresh_type);
1626 R->refresh_limit = 0;
1627 rxvt_scrollbar_show(aR_ 1);
1628 }
1629 break;
1630 }
1631}
1632
1633/* INTPROTO */
1634void
1635rxvt_button_press(pR_ XButtonEvent *ev)
1636{
1637 int reportmode = 0, clickintime;
1638
1639 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1640 if (!R->bypass_keystate)
1641 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1642/*
1643 * VT window processing of button press
1644 */
1645 if (ev->window == R->TermWin.vt)
1646 {
1647#if RXVT_GRAPHICS
1648 if (ev->subwindow != None)
1649 rxvt_Gr_ButtonPress(ev->x, ev->y);
1650 else
1651#endif
1652 { 2373 try
1653 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1654 if (reportmode)
1655 { 2374 {
1656 /* mouse report from vt window */ 2375 process_nonprinting (ch);
1657 /* save the xbutton state (for ButtonRelease) */
1658 R->MEvent.state = ev->state;
1659#ifdef MOUSE_REPORT_DOUBLECLICK
1660 if (ev->button == R->MEvent.button && clickintime)
1661 {
1662 /* same button, within alloted time */
1663 R->MEvent.clicks++;
1664 if (R->MEvent.clicks > 1)
1665 {
1666 /* only report double clicks */
1667 R->MEvent.clicks = 2;
1668 rxvt_mouse_report(aR_ ev);
1669
1670 /* don't report the release */
1671 R->MEvent.clicks = 0;
1672 R->MEvent.button = AnyButton;
1673 }
1674 }
1675 else
1676 {
1677 /* different button, or time expired */
1678 R->MEvent.clicks = 1;
1679 R->MEvent.button = ev->button;
1680 rxvt_mouse_report(aR_ ev);
1681 }
1682#else
1683 R->MEvent.button = ev->button;
1684 rxvt_mouse_report(aR_ ev);
1685#endif /* MOUSE_REPORT_DOUBLECLICK */
1686 }
1687 else 2376 }
2377 catch (const class out_of_input &o)
1688 { 2378 {
1689 if (ev->button != R->MEvent.button) 2379 // we ran out of input, retry later
1690 R->MEvent.clicks = 0; 2380 cmdbuf_ptr = seq_begin;
1691 switch (ev->button)
1692 {
1693 case Button1:
1694 if (R->MEvent.button == Button1 && clickintime)
1695 R->MEvent.clicks++;
1696 else
1697 R->MEvent.clicks = 1;
1698 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1699 R->MEvent.button = Button1;
1700 break; 2381 break;
1701
1702 case Button3:
1703 if (R->MEvent.button == Button3 && clickintime)
1704 rxvt_selection_rotate(aR_ ev->x, ev->y);
1705 else
1706 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1707 R->MEvent.button = Button3;
1708 break;
1709 } 2382 }
1710 } 2383
1711 R->MEvent.time = ev->time; 2384 ch = NOCHAR;
1712 return;
1713 }
1714 } 2385 }
1715
1716/*
1717 * Scrollbar window processing of button press
1718 */
1719 if (isScrollbarWindow(ev->window))
1720 {
1721 scrollbar_setIdle();
1722 /*
1723 * Rxvt-style scrollbar:
1724 * move up if mouse is above slider
1725 * move dn if mouse is below slider
1726 *
1727 * XTerm-style scrollbar:
1728 * Move display proportional to pointer location
1729 * pointer near top -> scroll one line
1730 * pointer near bot -> scroll full page
1731 */
1732#ifndef NO_SCROLLBAR_REPORT
1733 if (reportmode) {
1734 /*
1735 * Mouse report disabled scrollbar:
1736 * arrow buttons - send up/down
1737 * click on scrollbar - send pageup/down
1738 */
1739 if ((R->scrollBar.style == R_SB_NEXT
1740 && scrollbarnext_upButton(ev->y))
1741 || (R->scrollBar.style == R_SB_RXVT
1742 && scrollbarrxvt_upButton(ev->y)))
1743 rxvt_tt_printf(aR_ "\033[A");
1744 else if ((R->scrollBar.style == R_SB_NEXT
1745 && scrollbarnext_dnButton(ev->y))
1746 || (R->scrollBar.style == R_SB_RXVT
1747 && scrollbarrxvt_dnButton(ev->y)))
1748 rxvt_tt_printf(aR_ "\033[B");
1749 else
1750 switch (ev->button) {
1751 case Button2:
1752 rxvt_tt_printf(aR_ "\014");
1753 break;
1754 case Button1:
1755 rxvt_tt_printf(aR_ "\033[6~");
1756 break;
1757 case Button3:
1758 rxvt_tt_printf(aR_ "\033[5~");
1759 break;
1760 }
1761 }
1762 else
1763#endif /* NO_SCROLLBAR_REPORT */
1764 {
1765 char upordown = 0;
1766
1767 if (R->scrollBar.style == R_SB_NEXT) {
1768 if (scrollbarnext_upButton(ev->y))
1769 upordown = -1; /* up */
1770 else if (scrollbarnext_dnButton(ev->y))
1771 upordown = 1; /* down */
1772 } else if (R->scrollBar.style == R_SB_RXVT) {
1773 if (scrollbarrxvt_upButton(ev->y))
1774 upordown = -1; /* up */
1775 else if (scrollbarrxvt_dnButton(ev->y))
1776 upordown = 1; /* down */
1777 } 2386 }
1778 if (upordown) {
1779#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1780 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1781#endif
1782 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1783 if (upordown < 0)
1784 scrollbar_setUp();
1785 else
1786 scrollbar_setDn();
1787 }
1788 } else
1789 switch (ev->button) {
1790 case Button2:
1791 switch (R->scrollbar_align) {
1792 case R_SB_ALIGN_TOP:
1793 R->csrO = 0;
1794 break;
1795 case R_SB_ALIGN_CENTRE:
1796 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1797 break;
1798 case R_SB_ALIGN_BOTTOM:
1799 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1800 break;
1801 }
1802 if (R->scrollBar.style == R_SB_XTERM
1803 || scrollbar_above_slider(ev->y)
1804 || scrollbar_below_slider(ev->y))
1805 rxvt_scr_move_to(aR_
1806 scrollbar_position(ev->y) - R->csrO,
1807 scrollbar_size());
1808 scrollbar_setMotion();
1809 break;
1810
1811 case Button1:
1812 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1813 R->csrO = ev->y - R->scrollBar.top;
1814 /* FALLTHROUGH */
1815
1816 case Button3:
1817 if (R->scrollBar.style != R_SB_XTERM) {
1818 if (scrollbar_above_slider(ev->y))
1819# ifdef RXVT_SCROLL_FULL
1820 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1821# else
1822 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1823# endif
1824 else if (scrollbar_below_slider(ev->y))
1825# ifdef RXVT_SCROLL_FULL
1826 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1827# else
1828 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1829# endif
1830 else
1831 scrollbar_setMotion();
1832 } else {
1833 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1834 (R->TermWin.nrow
1835 * scrollbar_position(ev->y)
1836 / scrollbar_size()));
1837 }
1838 break;
1839 }
1840 }
1841 return;
1842 }
1843#if MENUBAR
1844 /*
1845 * Menubar window processing of button press
1846 */
1847 if (isMenuBarWindow(ev->window))
1848 rxvt_menubar_control(aR_ ev);
1849#endif
1850} 2387}
1851 2388
1852/* INTPROTO */ 2389// read the next character
1853void 2390wchar_t ecb_hot
1854rxvt_button_release(pR_ XButtonEvent *ev) 2391rxvt_term::next_char () NOTHROW
1855{ 2392{
1856 int reportmode = 0; 2393 while (cmdbuf_ptr < cmdbuf_endp)
1857
1858 R->csrO = 0; /* reset csr Offset */
1859 if (!R->bypass_keystate)
1860 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1861
1862 if (scrollbar_isUpDn()) {
1863 scrollbar_setIdle();
1864 rxvt_scrollbar_show(aR_ 0);
1865#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1866 R->refresh_type &= ~SMOOTH_REFRESH;
1867#endif
1868 }
1869#ifdef SELECTION_SCROLLING
1870 R->pending_scroll_selection=0;
1871#endif
1872 if (ev->window == R->TermWin.vt)
1873 { 2394 {
1874#ifdef RXVT_GRAPHICS 2395 // assume 7-bit to be ascii ALWAYS
1875 if (ev->subwindow != None) 2396 if (ecb_likely ((unsigned char)*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b))
1876 rxvt_Gr_ButtonRelease(ev->x, ev->y); 2397 return *cmdbuf_ptr++;
1877 else 2398
1878#endif 2399 wchar_t wc;
2400 size_t len = mbrtowc (&wc, cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2401
2402 if (len == (size_t)-2)
1879 { 2403 {
1880 if (reportmode) 2404 // the mbstate stores incomplete sequences. didn't know this :/
2405 cmdbuf_ptr = cmdbuf_endp;
2406 break;
2407 }
2408
2409 if (len == (size_t)-1)
1881 { 2410 {
1882 /* mouse report from vt window */ 2411 mbstate.reset (); // reset now undefined conversion state
1883 /* don't report release of wheel "buttons" */ 2412 // a -1 might indicate that a previous incomplete char is invalid (previous return -2)
1884 if (ev->button >= 4) 2413 // in which case we "erroneously" return the next byte which might be valid.
1885 return; 2414 return (unsigned char)*cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
1886#ifdef MOUSE_REPORT_DOUBLECLICK 2415 }
1887 /* only report the release of 'slow' single clicks */ 2416
1888 if (R->MEvent.button != AnyButton 2417 // assume wchar == unicode
1889 && (ev->button != R->MEvent.button 2418 cmdbuf_ptr += len;
1890 || (ev->time - R->MEvent.time 2419 return wc & UNICODE_MASK;
1891 > MULTICLICK_TIME / 2)))
1892 {
1893 R->MEvent.clicks = 0;
1894 R->MEvent.button = AnyButton;
1895 rxvt_mouse_report(aR_ ev);
1896 }
1897#else /* MOUSE_REPORT_DOUBLECLICK */
1898 R->MEvent.button = AnyButton;
1899 rxvt_mouse_report(aR_ ev);
1900#endif /* MOUSE_REPORT_DOUBLECLICK */
1901 return;
1902 } 2420 }
1903 /*
1904 * dumb hack to compensate for the failure of click-and-drag
1905 * when overriding mouse reporting
1906 */
1907 if (R->PrivateModes & PrivMode_mouse_report
1908 && R->bypass_keystate
1909 && ev->button == Button1 && R->MEvent.clicks <= 1)
1910 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1911 2421
1912 switch (ev->button) { 2422 return NOCHAR;
1913 case Button1:
1914 case Button3:
1915 rxvt_selection_make(aR_ ev->time);
1916 break;
1917 case Button2:
1918 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1919 break;
1920#ifdef MOUSE_WHEEL
1921 case Button4:
1922 case Button5:
1923 {
1924 int i, v;
1925
1926 v = (ev->button == Button4) ? UP : DN;
1927 if (ev->state & ShiftMask)
1928 i = 1;
1929 else if ((R->Options & Opt_mouseWheelScrollPage))
1930 i = R->TermWin.nrow - 1;
1931 else
1932 i = 5;
1933# ifdef MOUSE_SLIP_WHEELING
1934 if (ev->state & ControlMask)
1935 {
1936 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1937 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1938 }
1939# endif
1940# ifdef JUMP_MOUSE_WHEEL
1941 rxvt_scr_page(aR_ v, i);
1942 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1943 rxvt_scrollbar_show(aR_ 1);
1944# else
1945 for (; i--;)
1946 {
1947 rxvt_scr_page(aR_ v, 1);
1948 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1949 rxvt_scrollbar_show(aR_ 1);
1950 }
1951# endif
1952 }
1953 break;
1954#endif
1955 }
1956 }
1957 }
1958#ifdef MENUBAR
1959 else if (isMenuBarWindow(ev->window))
1960 rxvt_menubar_control(aR_ ev);
1961#endif
1962} 2423}
1963 2424
1964 2425// read the next octet
1965#ifdef TRANSPARENT 2426uint32_t ecb_hot
1966/* 2427rxvt_term::next_octet () NOTHROW
1967 * Check our parents are still who we think they are.
1968 * Do transparency updates if required
1969 */
1970/* EXTPROTO */
1971int
1972rxvt_check_our_parents(pR)
1973{ 2428{
1974 int i, pchanged, aformat, have_pixmap, rootdepth; 2429 return cmdbuf_ptr < cmdbuf_endp
1975 unsigned long nitems, bytes_after; 2430 ? (unsigned char)*cmdbuf_ptr++
1976 Atom atype; 2431 : NOCHAR;
1977 unsigned char *prop = NULL;
1978 Window root, oldp, *list;
1979 Pixmap rootpixmap = None;
1980 XWindowAttributes wattr, wrootattr;
1981
1982 pchanged = 0;
1983
1984 if (!(R->Options & Opt_transparent))
1985 return pchanged; /* Don't try any more */
1986
1987 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1988 rootdepth = wrootattr.depth;
1989
1990 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1991 if (rootdepth != wattr.depth) {
1992 if (R->am_transparent) {
1993 pchanged = 1;
1994 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1995 R->PixColors[Color_bg]);
1996 R->am_transparent = R->am_pixmap_trans = 0;
1997 }
1998 return pchanged; /* Don't try any more */
1999 }
2000
2001/* Get all X ops out of the queue so that our information is up-to-date. */
2002 XSync(R->Xdisplay, False);
2003
2004/*
2005 * Make the frame window set by the window manager have
2006 * the root background. Some window managers put multiple nested frame
2007 * windows for each client, so we have to take care about that.
2008 */
2009 i = (R->xa[XA_XROOTPMAPID] != 0
2010 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
2011 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2012 &nitems, &bytes_after, &prop) == Success));
2013 if (!i || prop == NULL)
2014 have_pixmap = 0;
2015 else {
2016 have_pixmap = 1;
2017 rootpixmap = *((Pixmap *)prop);
2018 XFree(prop);
2019 }
2020 if (have_pixmap) {
2021/*
2022 * Copy Xroot pixmap transparency
2023 */
2024 int sx, sy, nx, ny;
2025 unsigned int nw, nh;
2026 Window cr;
2027 XImage *image;
2028 GC gc;
2029 XGCValues gcvalue;
2030
2031 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
2032 0, 0, &sx, &sy, &cr);
2033 nw = (unsigned int)R->szHint.width;
2034 nh = (unsigned int)R->szHint.height;
2035 nx = ny = 0;
2036 if (sx < 0) {
2037 nw += sx;
2038 nx = -sx;
2039 sx = 0;
2040 }
2041 if (sy < 0) {
2042 nh += sy;
2043 ny = -sy;
2044 sy = 0;
2045 }
2046 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
2047 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
2048 R->allowedxerror = -1;
2049 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
2050 ZPixmap);
2051 /* XXX: handle BadMatch - usually because we're outside the pixmap */
2052 /* XXX: may need a delay here? */
2053 R->allowedxerror = 0;
2054 if (image == NULL) {
2055 if (R->am_transparent && R->am_pixmap_trans) {
2056 pchanged = 1;
2057 if (R->TermWin.pixmap != None) {
2058 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2059 R->TermWin.pixmap = None;
2060 }
2061 }
2062 R->am_pixmap_trans = 0;
2063 } else {
2064 if (R->TermWin.pixmap != None)
2065 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
2066 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
2067 (unsigned int)R->szHint.width,
2068 (unsigned int)R->szHint.height,
2069 (unsigned int)image->depth);
2070 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
2071 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
2072 nx, ny, (unsigned int)image->width,
2073 (unsigned int)image->height);
2074 XFreeGC(R->Xdisplay, gc);
2075 XDestroyImage(image);
2076 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2077 R->TermWin.pixmap);
2078 if (!R->am_transparent || !R->am_pixmap_trans)
2079 pchanged = 1;
2080 R->am_transparent = R->am_pixmap_trans = 1;
2081 }
2082 }
2083 if (!R->am_pixmap_trans) {
2084 unsigned int n;
2085/*
2086 * InheritPixmap transparency
2087 */
2088 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2089 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2090 i++) {
2091 oldp = R->TermWin.parent[i];
2092 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2093 &R->TermWin.parent[i], &list, &n);
2094 XFree(list);
2095 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2096 if (R->TermWin.parent[i] == Xroot) {
2097 if (oldp != None)
2098 pchanged = 1;
2099 break;
2100 }
2101 if (oldp != R->TermWin.parent[i])
2102 pchanged = 1;
2103 }
2104 n = 0;
2105 if (pchanged) {
2106 for (; n < (unsigned int)i; n++) {
2107 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2108 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2109 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2110 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2111 break;
2112 }
2113 }
2114 }
2115 if (n > (int)(sizeof(R->TermWin.parent)
2116 / sizeof(R->TermWin.parent[0]))) {
2117 D_X((stderr, "InheritPixmap Turning off"));
2118 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2119 R->PixColors[Color_fg]);
2120 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2121 R->PixColors[Color_bg]);
2122 R->am_transparent = 0;
2123 /* XXX: also turn off Opt_transparent? */
2124 } else {
2125 /* wait (an arbitrary period) for the WM to do its thing
2126 * needed for fvwm2.2.2 (and before?) */
2127# ifdef HAVE_NANOSLEEP
2128 struct timespec rqt;
2129
2130 rqt.tv_sec = 1;
2131 rqt.tv_nsec = 0;
2132 nanosleep(&rqt, NULL);
2133# else
2134 sleep(1);
2135# endif
2136 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2137 for (n = 0; n < (unsigned int)i; n++)
2138 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2139 ParentRelative);
2140 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2141 ParentRelative);
2142 R->am_transparent = 1;
2143 }
2144 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2145 R->TermWin.parent[i] = None;
2146 }
2147 return pchanged;
2148} 2432}
2149#endif
2150 2433
2151/*}}} */ 2434static class out_of_input out_of_input;
2435
2436wchar_t ecb_hot
2437rxvt_term::cmd_getc () THROW ((class out_of_input))
2438{
2439 wchar_t c = next_char ();
2440
2441 if (c == NOCHAR)
2442 throw out_of_input;
2443
2444 return c;
2445}
2446
2447uint32_t ecb_hot
2448rxvt_term::cmd_get8 () THROW ((class out_of_input))
2449{
2450 uint32_t c = next_octet ();
2451
2452 if (c == NOCHAR)
2453 throw out_of_input;
2454
2455 return c;
2456}
2152 2457
2153/*{{{ print pipe */ 2458/*{{{ print pipe */
2154/*----------------------------------------------------------------------*/ 2459/*----------------------------------------------------------------------*/
2155#ifdef PRINTPIPE 2460#ifdef PRINTPIPE
2156/* EXTPROTO */ 2461FILE * ecb_cold
2157FILE *
2158rxvt_popen_printer(pR) 2462rxvt_term::popen_printer ()
2159{ 2463{
2160 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2464 FILE *stream = popen (rs[Rs_print_pipe] ? rs[Rs_print_pipe] : PRINTPIPE, "w");
2161 2465
2162 if (stream == NULL) 2466 if (stream == NULL)
2163 rxvt_print_error("can't open printer pipe"); 2467 rxvt_warn ("can't open printer pipe, not printing.\n");
2468
2164 return stream; 2469 return stream;
2165} 2470}
2166 2471
2167/* EXTPROTO */ 2472int ecb_cold
2168int
2169rxvt_pclose_printer(FILE *stream) 2473rxvt_term::pclose_printer (FILE *stream)
2170{ 2474{
2171 fflush(stream); 2475 fflush (stream);
2172/* pclose() reported not to work on SunOS 4.1.3 */
2173# if defined (__sun__) /* TODO: RESOLVE THIS */
2174/* pclose works provided SIGCHLD handler uses waitpid */
2175 return pclose(stream); /* return fclose (stream); */
2176# else
2177 return pclose(stream); 2476 return pclose (stream);
2178# endif
2179} 2477}
2180 2478
2181/* 2479/*
2182 * simulate attached vt100 printer 2480 * simulate attached vt100 printer
2183 */ 2481 */
2184/* INTPROTO */ 2482void ecb_cold
2185void
2186rxvt_process_print_pipe(pR) 2483rxvt_term::process_print_pipe ()
2187{ 2484{
2188 int done; 2485 FILE *fd = popen_printer ();
2189 FILE *fd;
2190 2486
2191 if ((fd = rxvt_popen_printer(aR)) == NULL) 2487 if (!fd)
2192 return; 2488 return;
2193 2489
2194/* 2490 /*
2195 * Send all input to the printer until either ESC[4i or ESC[?4i 2491 * Send all input to the printer until either ESC[4i or ESC[?4i
2196 * is received. 2492 * is received.
2197 */ 2493 */
2198 for (done = 0; !done;) { 2494 for (int done = 0; !done; )
2495 {
2199 unsigned char buf[8]; 2496 unsigned char buf[8];
2200 unsigned char ch; 2497 unicode_t ch;
2201 unsigned int i, len; 2498 unsigned int i, len;
2202 2499
2203 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2500 if ((ch = cmd_getc ()) != C0_ESC)
2501 {
2204 if (putc(ch, fd) == EOF) 2502 if (putc (ch, fd) == EOF)
2205 break; /* done = 1 */ 2503 break; /* done = 1 */
2206 } else { 2504 }
2505 else
2506 {
2207 len = 0; 2507 len = 0;
2208 buf[len++] = ch; 2508 buf[len++] = ch;
2209 2509
2210 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2510 if ((buf[len++] = cmd_getc ()) == '[')
2211 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2511 {
2212 buf[len++] = '?'; 2512 if ((ch = cmd_getc ()) == '?')
2213 ch = rxvt_cmd_getc(aR); 2513 {
2214 } 2514 buf[len++] = '?';
2515 ch = cmd_getc ();
2516 }
2215 if ((buf[len++] = ch) == '4') { 2517 if ((buf[len++] = ch) == '4')
2518 {
2216 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2519 if ((buf[len++] = cmd_getc ()) == 'i')
2217 break; /* done = 1 */ 2520 break; /* done = 1 */
2218 } 2521 }
2522 }
2523
2524 for (i = 0; i < len; i++)
2525 if (putc (buf[i], fd) == EOF)
2526 {
2527 done = 1;
2528 break;
2529 }
2530 }
2219 } 2531 }
2220 for (i = 0; i < len; i++) 2532
2221 if (putc(buf[i], fd) == EOF) {
2222 done = 1;
2223 break;
2224 }
2225 }
2226 }
2227 rxvt_pclose_printer(fd); 2533 pclose_printer (fd);
2228} 2534}
2229#endif /* PRINTPIPE */ 2535#endif /* PRINTPIPE */
2230/*}}} */ 2536/*}}} */
2231 2537
2232/* *INDENT-OFF* */
2233enum { 2538enum {
2234 C1_40 = 0x40, 2539 C1_40 = 0x40,
2235 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2540 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2236 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2541 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2237 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2542 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2238 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2543 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2239}; 2544};
2240/* *INDENT-ON* */
2241 2545
2242/*{{{ process non-printing single characters */ 2546/*{{{ process non-printing single characters */
2243/* INTPROTO */ 2547void ecb_hot
2244void 2548rxvt_term::process_nonprinting (unicode_t ch)
2245rxvt_process_nonprinting(pR_ unsigned char ch)
2246{ 2549{
2247 switch (ch) { 2550 switch (ch)
2551 {
2552 case C0_ESC:
2553 process_escape_seq ();
2554 break;
2248 case C0_ENQ: /* terminal Status */ 2555 case C0_ENQ: /* terminal Status */
2249 if (R->rs[Rs_answerbackstring]) 2556 if (rs[Rs_answerbackstring])
2250 rxvt_tt_write(aR_ 2557 tt_write (rs [Rs_answerbackstring], strlen (rs [Rs_answerbackstring]));
2251 (const unsigned char *)R->rs[Rs_answerbackstring], 2558 else
2252 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2559 tt_write (VT100_ANS, strlen (VT100_ANS));
2253 else 2560 break;
2254 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS,
2255 (unsigned int)STRLEN(VT100_ANS));
2256 break;
2257 case C0_BEL: /* bell */ 2561 case C0_BEL: /* bell */
2258 rxvt_scr_bell(aR); 2562 scr_bell ();
2259 break; 2563 break;
2260 case C0_BS: /* backspace */ 2564 case C0_BS: /* backspace */
2261 rxvt_scr_backspace(aR); 2565 scr_backspace ();
2262 break; 2566 break;
2263 case C0_HT: /* tab */ 2567 case C0_HT: /* tab */
2264 rxvt_scr_tab(aR_ 1); 2568 scr_tab (1);
2265 break; 2569 break;
2266 case C0_CR: /* carriage return */ 2570 case C0_CR: /* carriage return */
2267 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2571 scr_gotorc (0, 0, R_RELATIVE);
2268 break; 2572 break;
2269 case C0_VT: /* vertical tab, form feed */ 2573 case C0_VT: /* vertical tab, form feed */
2270 case C0_FF: 2574 case C0_FF:
2271 case C0_LF: /* line feed */ 2575 case C0_LF: /* line feed */
2272 rxvt_scr_index(aR_ UP); 2576 scr_index (UP);
2273 break; 2577 break;
2274 case C0_SO: /* shift out - acs */ 2578 case C0_SO: /* shift out - acs */
2275 rxvt_scr_charset_choose(aR_ 1); 2579 scr_charset_choose (1);
2276 break; 2580 break;
2277 case C0_SI: /* shift in - acs */ 2581 case C0_SI: /* shift in - acs */
2278 rxvt_scr_charset_choose(aR_ 0); 2582 scr_charset_choose (0);
2279 break; 2583 break;
2584
2585#ifdef EIGHT_BIT_CONTROLS
2586 // 8-bit controls
2587 case 0x90: /* DCS */
2588 process_dcs_seq ();
2589 break;
2590 case 0x9b: /* CSI */
2591 process_csi_seq ();
2592 break;
2593 case 0x9d: /* OSC */
2594 process_osc_seq ();
2595 break;
2596#endif
2280 } 2597 }
2281} 2598}
2282/*}}} */ 2599/*}}} */
2283 2600
2284 2601
2285/*{{{ process VT52 escape sequences */ 2602/*{{{ process VT52 escape sequences */
2286/* INTPROTO */ 2603void ecb_cold
2287void 2604rxvt_term::process_escape_vt52 (unicode_t ch)
2288rxvt_process_escape_vt52(pR_ unsigned char ch)
2289{ 2605{
2290 int row, col; 2606 int row, col;
2607
2608 switch (ch)
2291 2609 {
2292 switch (ch) {
2293 case 'A': /* cursor up */ 2610 case 'A': /* cursor up */
2294 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2611 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2295 break; 2612 break;
2296 case 'B': /* cursor down */ 2613 case 'B': /* cursor down */
2297 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2614 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2298 break; 2615 break;
2299 case 'C': /* cursor right */ 2616 case 'C': /* cursor right */
2300 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2617 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2301 break; 2618 break;
2302 case 'D': /* cursor left */ 2619 case 'D': /* cursor left */
2303 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2620 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2304 break; 2621 break;
2305 case 'H': /* cursor home */ 2622 case 'H': /* cursor home */
2306 rxvt_scr_gotorc(aR_ 0, 0, 0); 2623 scr_gotorc (0, 0, 0);
2307 break; 2624 break;
2308 case 'I': /* cursor up and scroll down if needed */ 2625 case 'I': /* cursor up and scroll down if needed */
2309 rxvt_scr_index(aR_ DN); 2626 scr_index (DN);
2310 break; 2627 break;
2311 case 'J': /* erase to end of screen */ 2628 case 'J': /* erase to end of screen */
2312 rxvt_scr_erase_screen(aR_ 0); 2629 scr_erase_screen (0);
2313 break; 2630 break;
2314 case 'K': /* erase to end of line */ 2631 case 'K': /* erase to end of line */
2315 rxvt_scr_erase_line(aR_ 0); 2632 scr_erase_line (0);
2316 break; 2633 break;
2317 case 'Y': /* move to specified row and col */ 2634 case 'Y': /* move to specified row and col */
2318 /* full command is 'ESC Y row col' where row and col 2635 /* full command is 'ESC Y row col' where row and col
2319 * are encoded by adding 32 and sending the ascii 2636 * are encoded by adding 32 and sending the ascii
2320 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2637 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2321 * etc. */ 2638 * etc. */
2322 row = rxvt_cmd_getc(aR) - ' '; 2639 row = cmd_getc () - ' ';
2323 col = rxvt_cmd_getc(aR) - ' '; 2640 col = cmd_getc () - ' ';
2324 rxvt_scr_gotorc(aR_ row, col, 0); 2641 scr_gotorc (row, col, 0);
2325 break; 2642 break;
2326 case 'Z': /* identify the terminal type */ 2643 case 'Z': /* identify the terminal type */
2327 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2644 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2328 break; 2645 break;
2329 case '<': /* turn off VT52 mode */ 2646 case '<': /* turn off VT52 mode */
2330 PrivMode(0, PrivMode_vt52); 2647 priv_modes &= ~PrivMode_vt52;
2331 break; 2648 break;
2332 case 'F': /* use special graphics character set */ 2649 case 'F': /* use special graphics character set */
2333 case 'G': /* use regular character set */ 2650 case 'G': /* use regular character set */
2334 /* unimplemented */ 2651 /* unimplemented */
2335 break; 2652 break;
2336 case '=': /* use alternate keypad mode */ 2653 case '=': /* use alternate keypad mode */
2337 case '>': /* use regular keypad mode */ 2654 case '>': /* use regular keypad mode */
2338 /* unimplemented */ 2655 /* unimplemented */
2339 break; 2656 break;
2340 } 2657 }
2341} 2658}
2342/*}}} */ 2659/*}}} */
2343 2660
2344 2661
2345/*{{{ process escape sequences */ 2662/*{{{ process escape sequences */
2346/* INTPROTO */ 2663void ecb_hot
2347void
2348rxvt_process_escape_seq(pR) 2664rxvt_term::process_escape_seq ()
2349{ 2665{
2350 unsigned char ch = rxvt_cmd_getc(aR); 2666 unicode_t ch = cmd_getc ();
2351 2667
2352 if (R->PrivateModes & PrivMode_vt52) { 2668 if (priv_modes & PrivMode_vt52)
2353 rxvt_process_escape_vt52(aR_ ch);
2354 return;
2355 }
2356 2669 {
2670 process_escape_vt52 (ch);
2671 return;
2672 }
2673
2357 switch (ch) { 2674 switch (ch)
2358 /* case 1: do_tek_mode (); break; */ 2675 {
2359 case '#': 2676 case '#':
2360 if (rxvt_cmd_getc(aR) == '8') 2677 if (cmd_getc () == '8')
2361 rxvt_scr_E(aR); 2678 scr_E ();
2362 break; 2679 break;
2363 case '(': 2680 case '(':
2364 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2681 scr_charset_set (0, (unsigned int)cmd_getc ());
2365 break; 2682 break;
2366 case ')': 2683 case ')':
2367 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2684 scr_charset_set (1, (unsigned int)cmd_getc ());
2368 break; 2685 break;
2369 case '*': 2686 case '*':
2370 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2687 scr_charset_set (2, (unsigned int)cmd_getc ());
2371 break; 2688 break;
2372 case '+': 2689 case '+':
2373 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2690 scr_charset_set (3, (unsigned int)cmd_getc ());
2374 break; 2691 break;
2375#ifdef MULTICHAR_SET 2692#if !ENABLE_MINIMAL
2376 case '$':
2377 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2378 break;
2379#endif
2380#ifndef NO_FRILLS
2381 case '6': 2693 case '6':
2382 rxvt_scr_backindex(aR); 2694 scr_backindex ();
2383 break; 2695 break;
2384#endif 2696#endif
2385 case '7': 2697 case '7':
2386 rxvt_scr_cursor(aR_ SAVE); 2698 scr_cursor (SAVE);
2387 break; 2699 break;
2388 case '8': 2700 case '8':
2389 rxvt_scr_cursor(aR_ RESTORE); 2701 scr_cursor (RESTORE);
2390 break; 2702 break;
2391#ifndef NO_FRILLS 2703#if !ENABLE_MINIMAL
2392 case '9': 2704 case '9':
2393 rxvt_scr_forwardindex(aR); 2705 scr_forwardindex ();
2394 break; 2706 break;
2395#endif 2707#endif
2708 // DECPAM/DECPNM
2396 case '=': 2709 case '=':
2710 priv_modes |= PrivMode_aplKP;
2711 break;
2397 case '>': 2712 case '>':
2398 PrivMode((ch == '='), PrivMode_aplKP); 2713 priv_modes &= ~PrivMode_aplKP;
2399 break; 2714 break;
2400 2715
2401 case C1_40: 2716 case C1_40:
2402 rxvt_cmd_getc(aR); 2717 cmd_getc ();
2403 break; 2718 break;
2404 case C1_44: 2719 case C1_44:
2405 rxvt_scr_index(aR_ UP); 2720 scr_index (UP);
2406 break; 2721 break;
2407 2722
2408 /* 8.3.87: NEXT LINE */ 2723 /* 8.3.87: NEXT LINE */
2409 case C1_NEL: /* ESC E */ 2724 case C1_NEL: /* ESC E */
2410 {
2411 uint32_t nlcr[] = { '\n', '\r' };
2412 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2413 } 2725 {
2414 break; 2726 wchar_t nlcr[] = { C0_LF, C0_CR };
2727 scr_add_lines (nlcr, ecb_array_length (nlcr), 1);
2728 }
2729 break;
2415 2730
2416 /* kidnapped escape sequence: Should be 8.3.48 */ 2731 /* kidnapped escape sequence: Should be 8.3.48 */
2417 case C1_ESA: /* ESC G */ 2732 case C1_ESA: /* ESC G */
2418 rxvt_process_graphics(aR); 2733 // used by original rxvt for rob nations own graphics mode
2419 break; 2734 if (cmd_getc () == 'Q')
2735 tt_printf ("\033G0\012"); /* query graphics - no graphics */
2736 break;
2420 2737
2421 /* 8.3.63: CHARACTER TABULATION SET */ 2738 /* 8.3.63: CHARACTER TABULATION SET */
2422 case C1_HTS: /* ESC H */ 2739 case C1_HTS: /* ESC H */
2423 rxvt_scr_set_tab(aR_ 1); 2740 scr_set_tab (1);
2424 break; 2741 break;
2425 2742
2426 /* 8.3.105: REVERSE LINE FEED */ 2743 /* 8.3.105: REVERSE LINE FEED */
2427 case C1_RI: /* ESC M */ 2744 case C1_RI: /* ESC M */
2428 rxvt_scr_index(aR_ DN); 2745 scr_index (DN);
2429 break; 2746 break;
2430 2747
2431 /* 8.3.142: SINGLE-SHIFT TWO */ 2748 /* 8.3.142: SINGLE-SHIFT TWO */
2432 /*case C1_SS2: scr_single_shift (2); break; */ 2749 /* case C1_SS2: break; */
2433 2750
2434 /* 8.3.143: SINGLE-SHIFT THREE */ 2751 /* 8.3.143: SINGLE-SHIFT THREE */
2435 /*case C1_SS3: scr_single_shift (3); break; */ 2752 /* case C1_SS3: break; */
2436 2753
2437 /* 8.3.27: DEVICE CONTROL STRING */ 2754 /* 8.3.27: DEVICE CONTROL STRING */
2438 case C1_DCS: /* ESC P */ 2755 case C1_DCS: /* ESC P */
2439 rxvt_process_dcs_seq(aR); 2756 process_dcs_seq ();
2440 break; 2757 break;
2441 2758
2442 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2759 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2443 case C1_SCI: /* ESC Z */ 2760 case C1_SCI: /* ESC Z */
2444 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2761 tt_write (ESCZ_ANSWER, sizeof (ESCZ_ANSWER) - 1);
2445 (unsigned int)(sizeof(ESCZ_ANSWER) - 1));
2446 break; /* steal obsolete ESC [ c */ 2762 break; /* steal obsolete ESC [ c */
2447 2763
2448 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2764 /* 8.3.16: CONTROL SEQUENCE INTRODUCER (CSI) */
2449 case C1_CSI: /* ESC [ */ 2765 case C1_CSI: /* ESC [ */
2450 rxvt_process_csi_seq(aR); 2766 process_csi_seq ();
2451 break; 2767 break;
2452 2768
2453 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2769 /* 8.3.90: OPERATING SYSTEM COMMAND (OSC) */
2454 case C1_OSC: /* ESC ] */ 2770 case C1_OSC: /* ESC ] */
2455 rxvt_process_osc_seq(aR); 2771 process_osc_seq ();
2456 break; 2772 break;
2457 2773
2458 /* 8.3.106: RESET TO INITIAL STATE */ 2774 /* 8.3.106: RESET TO INITIAL STATE (RIS) */
2459 case 'c': 2775 case 'c':
2460 rxvt_scr_poweron(aR); 2776 mbstate.reset ();
2461 rxvt_scrollbar_show(aR_ 1); 2777 scr_poweron ();
2462 break; 2778 scrollBar.show (1);
2779 break;
2463 2780
2464 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2781 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2465 case 'n': 2782 case 'n':
2466 rxvt_scr_charset_choose(aR_ 2); 2783 scr_charset_choose (2);
2467 break; 2784 break;
2468 2785
2469 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2786 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2470 case 'o': 2787 case 'o':
2471 rxvt_scr_charset_choose(aR_ 3); 2788 scr_charset_choose (3);
2472 break; 2789 break;
2473 } 2790 }
2474} 2791}
2475/*}}} */ 2792/*}}} */
2476 2793
2477/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2794/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2478/* *INDENT-OFF* */
2479enum { 2795enum {
2480 CSI_ICH = 0x40, 2796 CSI_ICH = 0x40,
2481 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2797 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2482 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2798 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2483 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2799 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2484 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2800 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2485 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2801 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2486 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2802 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2487 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2803 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2488 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2804 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2489}; 2805};
2490 2806
2491#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2807#define make_byte(b0,b1,b2,b3,b4,b5,b6,b7) \
2492 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2808 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2493 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2809 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2494#define get_byte_array_bit(array, bit) \ 2810#define get_byte_array_bit(array, bit) \
2495 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2811 (!! ((array)[(bit) >> 3] & (1 << ((bit) & 7))))
2496 2812
2497const unsigned char csi_defaults[] = { 2813static const unsigned char csi_defaults[] =
2814 {
2498 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2815 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2499 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2816 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2500 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2817 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2501 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2818 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2502 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2819 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2503 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2820 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2504 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2821 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2505 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2822 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2506}; 2823 };
2507/* *INDENT-ON* */
2508 2824
2509/* INTPROTO */ 2825void ecb_hot
2826rxvt_term::process_csi_seq ()
2827{
2828 unicode_t ch, priv, prev_ch, i;
2829 unsigned int nargs, p;
2830 int n, ndef;
2831 int arg[ESC_ARGS] = { };
2832
2833 nargs = 0;
2834
2835 priv = 0;
2836 ch = cmd_getc ();
2837 if ((ch >= '<' && ch <= '?') || ch == '!')
2838 {
2839 /* '<' '=' '>' '?' '!' */
2840 priv = ch;
2841 ch = cmd_getc ();
2842 }
2843
2844 prev_ch = 0;
2845 /* read any numerical arguments */
2846 for (n = -1; ch < CSI_ICH; )
2847 {
2848 if (isdigit (ch))
2849 {
2850 if (n < 0)
2851 n = ch - '0';
2852 else
2853 n = n * 10 + ch - '0';
2854 }
2855 else if (ch == ';')
2856 {
2857 if (nargs < ESC_ARGS)
2858 arg[nargs++] = n;
2859 n = -1;
2860 }
2861 else if (IS_CONTROL (ch))
2862 process_nonprinting (ch);
2863
2864 prev_ch = ch;
2865 ch = cmd_getc ();
2866 }
2867
2868 if (ch > CSI_7F)
2869 return;
2870
2871 if (nargs < ESC_ARGS)
2872 arg[nargs++] = n;
2873
2874 i = ch - CSI_ICH;
2875 ndef = get_byte_array_bit (csi_defaults, i);
2876 for (p = 0; p < nargs; p++)
2877 if (arg[p] == -1)
2878 arg[p] = ndef;
2879
2880 /*
2881 * private mode handling
2882 */
2883 if (priv)
2884 {
2885 switch (priv)
2886 {
2887 case '>':
2888 if (ch == CSI_DA) /* secondary device attributes */
2889 {
2890 // first parameter is normally 0 for vt100, 1 for vt220, 'R' for rxvt,
2891 // 'U' for rxvt-unicode != 7.[34] (where it was broken).
2892 //
2893 // second parameter is xterm patch level for xterm, MMmmpp (e.g. 20703) for rxvt
2894 // and Mm (e.g. 72 for 7.2) for urxvt <= 7.2, 94 for urxvt <= 8.3, and 95 for later
2895 // versions.
2896 //
2897 tt_printf ("\033[>%d;95;0c", 'U');
2898 }
2899 break;
2900
2901 case '?':
2902 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2903 process_terminal_mode (ch, priv, nargs, arg);
2904 break;
2905
2906 case '!':
2907 if (ch == CSI_70)
2908 {
2909 /* DECSTR: soft terminal reset, used by our terminfo since 9.06 */
2910 scr_soft_reset ();
2911
2912 static const int pm_h[] = { 7, 25 };
2913 static const int pm_l[] = { 1, 3, 4, 5, 6, 9, 66, 1000, 1001, 1005, 1015, 1049 };
2914
2915 process_terminal_mode ('h', 0, ecb_array_length (pm_h), pm_h);
2916 process_terminal_mode ('l', 0, ecb_array_length (pm_l), pm_l);
2917 }
2918 break;
2919 }
2920
2921 return;
2922 }
2923
2924 switch (ch)
2925 {
2926 /*
2927 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2928 */
2929#ifdef PRINTPIPE
2930 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2931 switch (arg[0])
2932 {
2933 case 0: /* initiate transfer to primary aux device */
2934 scr_printscreen (0);
2935 break;
2936 case 5: /* start relay to primary aux device */
2937 process_print_pipe ();
2938 break;
2939 }
2940 break;
2941#endif
2942
2943 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2944 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2945 arg[0] = -arg[0];
2946 /* FALLTHROUGH */
2947 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2948 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2949 scr_gotorc (arg[0], 0, RELATIVE);
2950 break;
2951
2952 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2953 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2954#ifdef ISO6429
2955 arg[0] = -arg[0];
2956#else /* emulate common DEC VTs */
2957 arg[0] = arg[0] ? -arg[0] : -1;
2958#endif
2959 /* FALLTHROUGH */
2960 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2961 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2962#ifdef ISO6429
2963 scr_gotorc (0, arg[0], RELATIVE);
2964#else /* emulate common DEC VTs */
2965 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2966#endif
2967 break;
2968
2969 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2970 arg[0] = -arg[0];
2971 /* FALLTHROUGH */
2972 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2973 scr_gotorc (arg[0], 0, R_RELATIVE);
2974 break;
2975
2976 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2977 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2978 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2979 break;
2980
2981 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2982 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2983 break;
2984
2985 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2986 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2987 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2988 break;
2989
2990 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2991 arg[0] = -arg[0];
2992 /* FALLTHROUGH */
2993 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2994 scr_tab (arg[0]);
2995 break;
2996
2997 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2998 scr_erase_screen (arg[0]);
2999 break;
3000
3001 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
3002 scr_erase_line (arg[0]);
3003 break;
3004
3005 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
3006 scr_insdel_chars (arg[0], INSERT);
3007 break;
3008
3009 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
3010 scr_insdel_lines (arg[0], INSERT);
3011 break;
3012
3013 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
3014 scr_insdel_lines (arg[0], DELETE);
3015 break;
3016
3017 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
3018 scr_insdel_chars (arg[0], ERASE);
3019 break;
3020
3021 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
3022 scr_insdel_chars (arg[0], DELETE);
3023 break;
3024
3025 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
3026 arg[0] = -arg[0];
3027 /* FALLTHROUGH */
3028 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
3029 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0]);
3030 break;
3031
3032 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
3033 tt_write (VT100_ANS, sizeof (VT100_ANS) - 1);
3034 break;
3035
3036 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
3037 process_sgr_mode (nargs, arg);
3038 break;
3039
3040 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
3041 switch (arg[0])
3042 {
3043 case 5: /* DSR requested */
3044 tt_printf ("\033[0n");
3045 break;
3046 case 6: /* CPR requested */
3047 scr_report_position ();
3048 break;
3049 case 7: /* unofficial extension */
3050 if (option (Opt_insecure))
3051 tt_printf ("%-.250s\012", rs[Rs_display_name]);
3052 break;
3053 case 8: /* unofficial extension */
3054 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3055 break;
3056 }
3057 break;
3058
3059 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
3060 switch (arg[0])
3061 {
3062 case 0: /* char tab stop cleared at active position */
3063 scr_set_tab (0);
3064 break;
3065 /* case 1: */ /* line tab stop cleared in active line */
3066 /* case 2: */ /* char tab stops cleared in active line */
3067 case 3: /* all char tab stops are cleared */
3068 /* case 4: */ /* all line tab stops are cleared */
3069 case 5: /* all tab stops are cleared */
3070 scr_set_tab (-1);
3071 break;
3072 }
3073 break;
3074
3075 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
3076 switch (arg[0])
3077 {
3078 case 0: /* char tab stop set at active position */
3079 scr_set_tab (1);
3080 break; /* = ESC H */
3081 /* case 1: */ /* line tab stop set at active line */
3082 case 2: /* char tab stop cleared at active position */
3083 scr_set_tab (0);
3084 break; /* = ESC [ 0 g */
3085 /* case 3: */ /* line tab stop cleared at active line */
3086 /* case 4: */ /* char tab stops cleared at active line */
3087 case 5: /* all char tab stops are cleared */
3088 scr_set_tab (-1);
3089 break; /* = ESC [ 3 g */
3090 /* case 6: */ /* all line tab stops are cleared */
3091 }
3092 break;
3093
3094 case CSI_RM: /* 8.3.107: RESET MODE */
3095 if (arg[0] == 4)
3096 scr_insert_mode (0);
3097 else if (arg[0] == 20)
3098 priv_modes &= ~PrivMode_LFNL;
3099 break;
3100
3101 case CSI_SM: /* 8.3.126: SET MODE */
3102 if (arg[0] == 4)
3103 scr_insert_mode (1);
3104 else if (arg[0] == 20)
3105 priv_modes |= PrivMode_LFNL;
3106 break;
3107
3108 case CSI_71: // DECSCUSR: set cursor style
3109 if (prev_ch == ' ')
3110 set_cursor_style (arg[0]);
3111 break;
3112
3113 /*
3114 * PRIVATE USE beyond this point. All CSI_7? sequences here
3115 */
3116 case CSI_72: /* DECSTBM: set top and bottom margins */
3117 if (nargs == 1)
3118 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
3119 else if (nargs == 0 || arg[0] >= arg[1])
3120 scr_scroll_region (0, MAX_ROWS - 1);
3121 else
3122 scr_scroll_region (arg[0] - 1, arg[1] - 1);
3123 break;
3124
3125 case CSI_73:
3126 scr_cursor (SAVE);
3127 break;
3128 case CSI_75:
3129 scr_cursor (RESTORE);
3130 break;
3131
3132#if !ENABLE_MINIMAL
3133 case CSI_74:
3134 process_window_ops (arg, nargs);
3135 break;
3136#endif
3137
3138 case CSI_78: /* DECREQTPARM */
3139 if (arg[0] == 0 || arg[0] == 1)
3140 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
3141 break;
3142
3143 default:
3144 break;
3145 }
3146}
3147/*}}} */
3148
3149#if !ENABLE_MINIMAL
2510void 3150void
2511rxvt_process_csi_seq(pR)
2512{
2513 unsigned char ch, priv, i;
2514 unsigned int nargs, p;
2515 int n, ndef;
2516 int arg[ESC_ARGS];
2517
2518 for (nargs = ESC_ARGS; nargs > 0;)
2519 arg[--nargs] = 0;
2520
2521 priv = 0;
2522 ch = rxvt_cmd_getc(aR);
2523 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2524 priv = ch;
2525 ch = rxvt_cmd_getc(aR);
2526 }
2527/* read any numerical arguments */
2528 for (n = -1; ch < CSI_ICH; ) {
2529 if (isdigit(ch)) {
2530 if (n < 0)
2531 n = ch - '0';
2532 else
2533 n = n * 10 + ch - '0';
2534 } else if (ch == ';') {
2535 if (nargs < ESC_ARGS)
2536 arg[nargs++] = n;
2537 n = -1;
2538 } else if (ch == '\b') {
2539 rxvt_scr_backspace(aR);
2540 } else if (ch == C0_ESC) {
2541 rxvt_process_escape_seq(aR);
2542 return;
2543 } else if (ch < ' ') {
2544 rxvt_process_nonprinting(aR_ ch);
2545 }
2546 ch = rxvt_cmd_getc(aR);
2547 }
2548
2549 if (ch > CSI_7F)
2550 return;
2551
2552 if (nargs < ESC_ARGS)
2553 arg[nargs++] = n;
2554
2555 i = ch - CSI_ICH;
2556 ndef = get_byte_array_bit(csi_defaults, i);
2557 for (p = 0; p < nargs; p++)
2558 if (arg[p] == -1)
2559 arg[p] = ndef;
2560
2561#ifdef DEBUG_CMD
2562 fprintf(stderr, "CSI ");
2563 for (p = 0; p < nargs; p++)
2564 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2565 fprintf(stderr, "%c\n", ch);
2566#endif
2567
2568/*
2569 * private mode handling
2570 */
2571 if (priv) {
2572 switch (priv) {
2573 case '>':
2574 if (ch == CSI_DA) /* secondary device attributes */
2575 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING);
2576 break;
2577 case '?':
2578 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2579 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg);
2580 break;
2581 }
2582 return;
2583 }
2584
2585 switch (ch) {
2586/*
2587 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses)
2588 */
2589#ifdef PRINTPIPE
2590 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2591 switch (arg[0]) {
2592 case 0: /* initiate transfer to primary aux device */
2593 rxvt_scr_printscreen(aR_ 0);
2594 break;
2595 case 5: /* start relay to primary aux device */
2596 rxvt_process_print_pipe(aR);
2597 break;
2598 }
2599 break;
2600#endif
2601
2602 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2603 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2604 arg[0] = -arg[0];
2605 /* FALLTHROUGH */
2606 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2607 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2608 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE);
2609 break;
2610
2611 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2612 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2613#ifdef ISO6429
2614 arg[0] = -arg[0];
2615#else /* emulate common DEC VTs */
2616 arg[0] = arg[0] ? -arg[0] : -1;
2617#endif
2618 /* FALLTHROUGH */
2619 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2620 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2621#ifdef ISO6429
2622 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE);
2623#else /* emulate common DEC VTs */
2624 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE);
2625#endif
2626 break;
2627
2628 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2629 arg[0] = -arg[0];
2630 /* FALLTHROUGH */
2631 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2632 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE);
2633 break;
2634
2635 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2636 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2637 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE);
2638 break;
2639
2640 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2641 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE);
2642 break;
2643
2644 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2645 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2646 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2647 break;
2648
2649 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2650 arg[0] = -arg[0];
2651 /* FALLTHROUGH */
2652 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2653 rxvt_scr_tab(aR_ arg[0]);
2654 break;
2655
2656 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2657 rxvt_scr_erase_screen(aR_ arg[0]);
2658 break;
2659
2660 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2661 rxvt_scr_erase_line(aR_ arg[0]);
2662 break;
2663
2664 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2665 rxvt_scr_insdel_chars(aR_ arg[0], INSERT);
2666 break;
2667
2668 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2669 rxvt_scr_insdel_lines(aR_ arg[0], INSERT);
2670 break;
2671
2672 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2673 rxvt_scr_insdel_lines(aR_ arg[0], DELETE);
2674 break;
2675
2676 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2677 rxvt_scr_insdel_chars(aR_ arg[0], ERASE);
2678 break;
2679
2680 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2681 rxvt_scr_insdel_chars(aR_ arg[0], DELETE);
2682 break;
2683
2684 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2685 arg[0] = -arg[0];
2686 /* FALLTHROUGH */
2687 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2688 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0);
2689 break;
2690
2691 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2692 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS,
2693 (unsigned int)(sizeof(VT100_ANS) - 1));
2694 break;
2695
2696 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2697 rxvt_process_sgr_mode(aR_ nargs, arg);
2698 break;
2699
2700 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2701 switch (arg[0]) {
2702 case 5: /* DSR requested */
2703 rxvt_tt_printf(aR_ "\033[0n");
2704 break;
2705 case 6: /* CPR requested */
2706 rxvt_scr_report_position(aR);
2707 break;
2708#if defined (ENABLE_DISPLAY_ANSWER)
2709 case 7: /* unofficial extension */
2710 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]);
2711 break;
2712#endif
2713 case 8: /* unofficial extension */
2714 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
2715 break;
2716 }
2717 break;
2718
2719 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2720 switch (arg[0]) {
2721 case 0: /* char tab stop cleared at active position */
2722 rxvt_scr_set_tab(aR_ 0);
2723 break;
2724 /* case 1: */ /* line tab stop cleared in active line */
2725 /* case 2: */ /* char tab stops cleared in active line */
2726 case 3: /* all char tab stops are cleared */
2727 /* case 4: */ /* all line tab stops are cleared */
2728 case 5: /* all tab stops are cleared */
2729 rxvt_scr_set_tab(aR_ -1);
2730 break;
2731 }
2732 break;
2733
2734 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2735 switch (arg[0]) {
2736 case 0: /* char tab stop set at active position */
2737 rxvt_scr_set_tab(aR_ 1);
2738 break; /* = ESC H */
2739 /* case 1: */ /* line tab stop set at active line */
2740 case 2: /* char tab stop cleared at active position */
2741 rxvt_scr_set_tab(aR_ 0);
2742 break; /* = ESC [ 0 g */
2743 /* case 3: */ /* line tab stop cleared at active line */
2744 /* case 4: */ /* char tab stops cleared at active line */
2745 case 5: /* all char tab stops are cleared */
2746 rxvt_scr_set_tab(aR_ -1);
2747 break; /* = ESC [ 3 g */
2748 /* case 6: */ /* all line tab stops are cleared */
2749 }
2750 break;
2751
2752 case CSI_RM: /* 8.3.107: RESET MODE */
2753 if (arg[0] == 4)
2754 rxvt_scr_insert_mode(aR_ 0);
2755 break;
2756
2757 case CSI_SM: /* 8.3.126: SET MODE */
2758 if (arg[0] == 4)
2759 rxvt_scr_insert_mode(aR_ 1);
2760 break;
2761
2762/*
2763 * PRIVATE USE beyond this point. All CSI_7? sequences here
2764 */
2765 case CSI_72: /* DECSTBM: set top and bottom margins */
2766 if (nargs == 1)
2767 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1);
2768 else if (nargs == 0 || arg[0] >= arg[1])
2769 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1);
2770 else
2771 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1);
2772 break;
2773
2774 case CSI_73:
2775 rxvt_scr_cursor(aR_ SAVE);
2776 break;
2777 case CSI_75:
2778 rxvt_scr_cursor(aR_ RESTORE);
2779 break;
2780
2781#ifndef NO_FRILLS
2782 case CSI_74:
2783 rxvt_process_window_ops(aR_ arg, nargs);
2784 break;
2785#endif
2786
2787 case CSI_78: /* DECREQTPARM */
2788 if (arg[0] == 0 || arg[0] == 1)
2789 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2);
2790 /* FALLTHROUGH */
2791
2792 default:
2793 break;
2794 }
2795}
2796/*}}} */
2797
2798#ifndef NO_FRILLS
2799/* ARGSUSED */
2800/* INTPROTO */
2801void
2802rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3151rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2803{ 3152{
2804 int x, y; 3153 int x, y;
2805#if 0
2806 char *s;
2807#endif
2808 XWindowAttributes wattr; 3154 XWindowAttributes wattr;
2809 Window wdummy; 3155 Window wdummy;
2810 3156
3157 dLocal (Display *, dpy);
3158
2811 if (nargs == 0) 3159 if (nargs == 0)
2812 return; 3160 return;
3161
2813 switch (args[0]) { 3162 switch (args[0])
3163 {
2814 /* 3164 /*
2815 * commands 3165 * commands
2816 */ 3166 */
2817 case 1: /* deiconify window */ 3167 case 1: /* deiconify window */
2818 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3168 XMapWindow (dpy, parent);
2819 break; 3169 break;
2820 case 2: /* iconify window */ 3170 case 2: /* iconify window */
2821 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3171 XIconifyWindow (dpy, parent, display->screen);
2822 DefaultScreen(R->Xdisplay)); 3172 break;
2823 break;
2824 case 3: /* set position (pixels) */ 3173 case 3: /* set position (pixels) */
2825 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3174 XMoveWindow (dpy, parent, args[1], args[2]);
2826 break; 3175 break;
2827 case 4: /* set size (pixels) */ 3176 case 4: /* set size (pixels) */
2828 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3177 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2829 break; 3178 break;
2830 case 5: /* raise window */ 3179 case 5: /* raise window */
2831 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3180 XRaiseWindow (dpy, parent);
2832 break; 3181 break;
2833 case 6: /* lower window */ 3182 case 6: /* lower window */
2834 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3183 XLowerWindow (dpy, parent);
2835 break; 3184 break;
2836 case 7: /* refresh window */ 3185 case 7: /* refresh window */
2837 rxvt_scr_touch(aR_ True); 3186 scr_touch (true);
2838 break; 3187 break;
2839 case 8: /* set size (chars) */ 3188 case 8: /* set size (chars) */
2840 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3189 set_widthheight ((unsigned int) (args[2] * fwidth),
2841 (unsigned int)(args[1] * R->TermWin.fheight)); 3190 (unsigned int) (args[1] * fheight));
2842 break; 3191 break;
3192
3193 //case 9: NYI, TODO, restore maximized window or maximize window
2843 default: 3194 default:
2844 if (args[0] >= 24) /* set height (chars) */ 3195 if (args[0] >= 24) /* set height (chars) */
2845 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3196 set_widthheight ((unsigned int)vt_width,
2846 (unsigned int)(args[1] * R->TermWin.fheight)); 3197 (unsigned int) (args[1] * fheight));
2847 break; 3198 break;
3199
2848 /* 3200 /*
2849 * reports - some output format copied from XTerm 3201 * reports - some output format copied from XTerm
2850 */ 3202 */
2851 case 11: /* report window state */ 3203 case 11: /* report window state */
2852 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3204 XGetWindowAttributes (dpy, parent, &wattr);
2853 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3205 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2854 break; 3206 break;
2855 case 13: /* report window position */ 3207 case 13: /* report window position */
2856 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3208 XGetWindowAttributes (dpy, parent, &wattr);
2857 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3209 XTranslateCoordinates (dpy, parent, wattr.root,
2858 -wattr.border_width, -wattr.border_width, 3210 -wattr.border_width, -wattr.border_width,
2859 &x, &y, &wdummy); 3211 &x, &y, &wdummy);
2860 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3212 tt_printf ("\033[3;%d;%dt", x, y);
2861 break; 3213 break;
2862 case 14: /* report window size (pixels) */ 3214 case 14: /* report window size (pixels) */
2863 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3215 XGetWindowAttributes (dpy, parent, &wattr);
2864 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3216 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2865 break; 3217 break;
3218 case 18: /* report text area size (chars) */
3219 tt_printf ("\033[8;%d;%dt", nrow, ncol);
3220 break;
2866 case 18: /* report window size (chars) */ 3221 case 19: /* report window size (chars) */
2867 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3222 tt_printf ("\033[9;%d;%dt", nrow, ncol);
2868 break; 3223 break;
2869#if 0 /* XXX: currently disabled due to security concerns */
2870 case 20: /* report icon label */ 3224 case 20: /* report icon label */
2871 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3225 {
2872 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3226 char *s;
2873 break; 3227 XGetIconName (dpy, parent, &s);
3228 tt_printf ("\033]L%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3229 XFree (s);
3230 }
3231 break;
2874 case 21: /* report window title */ 3232 case 21: /* report window title */
2875 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3233 {
2876 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3234 char *s;
2877 break; 3235 XFetchName (dpy, parent, &s);
2878#endif 3236 tt_printf ("\033]l%-.250s\234", option (Opt_insecure) && s ? s : ""); /* 8bit ST */
3237 XFree (s);
3238 }
3239 break;
2879 } 3240 }
2880} 3241}
2881#endif 3242#endif
2882 3243
2883/*----------------------------------------------------------------------*/ 3244/*----------------------------------------------------------------------*/
2884/* 3245/*
2885 * get input up until STRING TERMINATOR (or BEL) 3246 * get input up until STRING TERMINATOR (or BEL)
2886 * ends_how is terminator used. returned input must be free()d 3247 * ends_how is terminator used. returned input must be free()'d
2887 */ 3248 */
2888/* INTPROTO */ 3249char *
2889unsigned char * 3250rxvt_term::get_to_st (unicode_t &ends_how)
2890rxvt_get_to_st(pR_ unsigned char *ends_how)
2891{ 3251{
2892 int seen_esc = 0; /* seen escape? */ 3252 unicode_t ch;
3253 bool seen_esc = false;
2893 unsigned int n = 0; 3254 unsigned int n = 0;
2894 unsigned char *s; 3255 wchar_t string[CBUFSIZ];
2895 unsigned char ch, string[STRING_MAX];
2896 3256
2897 for (; (ch = rxvt_cmd_getc(aR));) { 3257 while ((ch = cmd_getc ()) != NOCHAR)
2898 if (ch == C0_BEL 3258 {
2899 || ch == CHAR_ST 3259 if (seen_esc)
2900 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3260 {
3261 if (ch == 0x5c) /* 7bit ST */
3262 break;
3263 else
3264 return NULL;
3265 }
3266 else if (ch == C0_ESC)
3267 {
3268 seen_esc = true;
3269 continue;
3270 }
3271 else if (ch == C0_BEL || ch == CHAR_ST)
2901 break; 3272 break;
2902 if (ch == C0_ESC) { 3273 else if (ch == C0_SYN)
2903 seen_esc = 1; 3274 ch = cmd_get8 ();
2904 continue; 3275 else if (ch < 0x20)
2905 } else if (ch == '\t')
2906 ch = ' '; /* translate '\t' to space */
2907 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2908 return NULL; /* other control character - exit */ 3276 return NULL; /* other control character - exit */
3277
3278 seen_esc = false;
3279
2909 if (n < sizeof(string) - 1) 3280 if (n >= sizeof (string) - 1)
3281 // stop at some sane length
3282 return NULL;
3283
2910 string[n++] = ch; 3284 string[n++] = ch;
2911 seen_esc = 0;
2912 } 3285 }
3286
2913 string[n++] = '\0'; 3287 string[n++] = '\0';
2914 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3288
2915 return NULL;
2916 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3289 ends_how = (ch == 0x5c ? C0_ESC : ch);
2917 STRNCPY(s, string, n); 3290
2918 return s; 3291 return rxvt_wcstombs (string);
2919} 3292}
2920 3293
2921/*----------------------------------------------------------------------*/ 3294/*----------------------------------------------------------------------*/
2922/* 3295/*
2923 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3296 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2924 */ 3297 */
2925/* INTPROTO */
2926void 3298void
2927rxvt_process_dcs_seq(pR) 3299rxvt_term::process_dcs_seq ()
2928{ 3300{
2929 unsigned char eh, *s; 3301 /*
2930/*
2931 * Not handled yet 3302 * Not handled yet
2932 */ 3303 */
2933 s = rxvt_get_to_st(aR_ &eh); 3304
3305 unicode_t eh;
3306 char *s = get_to_st (eh);
2934 if (s) 3307 if (s)
2935 free(s); 3308 free (s);
3309
2936 return; 3310 return;
2937} 3311}
2938 3312
2939/*----------------------------------------------------------------------*/ 3313/*----------------------------------------------------------------------*/
2940/* 3314/*
2941 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3315 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2942 */ 3316 */
2943/* INTPROTO */
2944void 3317void
2945rxvt_process_osc_seq(pR) 3318rxvt_term::process_osc_seq ()
2946{ 3319{
2947 unsigned char ch, eh, *s; 3320 int arg;
2948 int arg;
2949 3321
2950 ch = rxvt_cmd_getc(aR); 3322 unicode_t ch = cmd_getc ();
2951 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3323 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2952 arg = arg * 10 + (ch - '0'); 3324 arg = arg * 10 + (ch - '0');
2953 3325
2954 if (ch == ';') { 3326 if (ch == ';')
2955 s = rxvt_get_to_st(aR_ &eh); 3327 {
2956 if (s) { 3328 unicode_t eh;
2957 /* 3329 char *s = get_to_st (eh);
2958 * rxvt_menubar_dispatch() violates the constness of the string, 3330
2959 * so do it here 3331 if (s)
2960 */ 3332 {
2961 if (arg == XTerm_Menu) 3333 process_xterm_seq (arg, s, eh);
2962#if 0 /* XXX: currently disabled due to security concerns */ 3334 free (s);
2963 rxvt_menubar_dispatch(aR_ (char *)s); 3335 }
2964#else 3336 }
2965 0; 3337}
2966#endif 3338
3339static unsigned int
3340colorcube_index (unsigned int idx_r,
3341 unsigned int idx_g,
3342 unsigned int idx_b)
3343{
3344 assert (idx_r < Red_levels);
3345 assert (idx_g < Green_levels);
3346 assert (idx_b < Blue_levels);
3347
3348 return idx_r * Blue_levels * Green_levels +
3349 idx_g * Blue_levels +
3350 idx_b;
3351}
3352
3353/*
3354 * Find the nearest color slot in the hidden color cube,
3355 * adapt its value to the 24bit RGB color.
3356 */
3357unsigned int
3358rxvt_term::map_rgb24_color (unsigned int r, unsigned int g, unsigned int b)
3359{
3360 r &= 0xff;
3361 g &= 0xff;
3362 b &= 0xff;
3363
3364 unsigned int color = (r << 16) | (g << 8) | b;
3365 unsigned int idx_r = r * (Red_levels - 1) / 0xff;
3366 unsigned int idx_g = g * (Green_levels - 1) / 0xff;
3367 unsigned int idx_b = b * (Blue_levels - 1) / 0xff;
3368 unsigned int idx = colorcube_index (idx_r, idx_g, idx_b);
3369
3370 if (rgb24_color[idx] == color)
3371 return idx + minTermCOLOR24;
3372
3373 /* we allow one of the 6 directly neighbouring colours */
3374 /* to replace the current color, if they not used recently */
3375 static const signed char dxyz[][3] = {
3376 0, 0, 0,
3377 0, 0, +1,
3378 0, 0, -1,
3379 0, +1, 0,
3380 0, -1, 0,
3381 +1, 0, 0,
3382 -1, 0, 0,
3383 };
3384
3385 for (int n = 0; n < ecb_array_length (dxyz); ++n)
3386 {
3387 int r = idx_r + dxyz[n][0];
3388 int g = idx_r + dxyz[n][1];
3389 int b = idx_r + dxyz[n][2];
3390
3391 if (!IN_RANGE_EXC (r, 0, Red_levels))
3392 continue;
3393
3394 if (!IN_RANGE_EXC (g, 0, Green_levels))
3395 continue;
3396
3397 if (!IN_RANGE_EXC (b, 0, Blue_levels))
3398 continue;
3399
3400 unsigned int index = colorcube_index (r, g, b);
3401
3402 // minor issue: could update index 0 few more times
3403 if ((rgb24_seqno[index] | rgb24_color[index]) == 0)
3404 {
3405 idx = index;
3406 goto update;
3407 }
3408
3409 if (rgb24_color[index] == color)
3410 return index + minTermCOLOR24;
3411
3412 // like (rgb24_seqno[idx] > rgb24_seqno[index])
3413 // but also handles wrap around values good enough
3414 if ((uint16_t)(rgb24_seqno[idx] - rgb24_seqno[index]) < 0x7fff)
3415 idx = index;
3416 }
3417
3418update:
3419 rgb24_color[idx] = color;
3420 rgb24_seqno[idx] = ++rgb24_sequence;
3421
3422 idx += minTermCOLOR24;
3423 pix_colors_focused [idx].free (this);
3424 pix_colors_focused [idx].set (this, rgba (r * 0x0101, g * 0x0101, b * 0x0101));
3425 update_fade_color (idx, false);
3426
3427 return idx;
3428}
3429
3430void
3431rxvt_term::process_color_seq (int report, int color, const char *str, char resp)
3432{
3433 if (str[0] == '?' && !str[1])
3434 {
3435 rgba c;
3436 pix_colors_focused[color].get (c);
3437
3438#if XFT
3439 if (c.a != rgba::MAX_CC)
3440 tt_printf ("\033]%d;rgba:%04x/%04x/%04x/%04x%c", report, c.r, c.g, c.b, c.a, resp);
2967 else 3441 else
2968 rxvt_xterm_seq(aR_ arg, (char *)s, eh); 3442#endif
2969 free(s); 3443 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, c.r, c.g, c.b, resp);
2970 }
2971 } 3444 }
3445 else
3446 set_window_color (color, str);
2972} 3447}
3448
2973/* 3449/*
2974 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3450 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2975 * 0 = change iconName/title
2976 * 1 = change iconName
2977 * 2 = change title
2978 * 4 = change color
2979 * 12 = change text color
2980 * 13 = change mouse foreground color
2981 * 17 = change highlight character colour
2982 * 18 = change bold character color
2983 * 19 = change underlined character color
2984 * 46 = change logfile (not implemented)
2985 * 50 = change font
2986 *
2987 * rxvt extensions:
2988 * 10 = menu (may change in future)
2989 * 20 = bg pixmap
2990 * 39 = change default fg color
2991 * 49 = change default bg color
2992 * 55 = dump scrollback buffer and all of screen
2993 */ 3451 */
2994/* EXTPROTO */
2995void 3452void
2996rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3453rxvt_term::process_xterm_seq (int op, char *str, char resp)
2997{ 3454{
2998 int changed = 0; 3455 int color;
2999 int color;
3000 char *buf, *name; 3456 char *buf, *name;
3457 bool query = str[0] == '?' && !str[1];
3458 int saveop = op;
3001 3459
3460 dLocal (Display *, dpy);
3461
3002 assert(str != NULL); 3462 assert (str != NULL);
3463
3464 if (HOOK_INVOKE ((this, HOOK_OSC_SEQ, DT_INT, op, DT_STR, str, DT_END)))
3465 return;
3466
3003 switch (op) { 3467 switch (op)
3468 {
3004 case XTerm_name: 3469 case XTerm_name:
3005 rxvt_set_title(aR_ str); 3470 set_title (str);
3006 /* FALLTHROUGH */ 3471 /* FALLTHROUGH */
3007 case XTerm_iconName: 3472 case XTerm_iconName:
3008 rxvt_set_iconName(aR_ str); 3473 set_icon_name (str);
3009 break; 3474 break;
3010 case XTerm_title: 3475 case XTerm_title:
3011 rxvt_set_title(aR_ str); 3476 set_title (str);
3012 break; 3477 break;
3478 case XTerm_property:
3479 if (str[0] == '?')
3480 {
3481 Atom prop = display->atom (str + 1);
3482 Atom actual_type;
3483 int actual_format;
3484 unsigned long nitems;
3485 unsigned long bytes_after;
3486 unsigned char *value = 0;
3487 const char *str = "";
3488
3489 if (prop
3490 && XGetWindowProperty (dpy, parent,
3491 prop, 0, 1<<16, 0, AnyPropertyType,
3492 &actual_type, &actual_format,
3493 &nitems, &bytes_after, &value) == Success
3494 && actual_type != None
3495 && actual_format == 8)
3496 str = (const char *)(value);
3497
3498 tt_printf ("\033]%d;%s%c", op, option (Opt_insecure) ? str : "", resp);
3499
3500 XFree (value);
3501 }
3502 else
3503 {
3504 char *eq = strchr (str, '=');
3505
3506 if (eq)
3507 {
3508 *eq = 0;
3509 set_utf8_property (display->atom (str), eq + 1);
3510 }
3511 else
3512 XDeleteProperty (dpy, parent,
3513 display->atom (str));
3514 }
3515 break;
3516
3013 case XTerm_Color: 3517 case XTerm_Color:
3014 for (buf = (char *)str; buf && *buf;) { 3518 for (buf = (char *)str; buf && *buf;)
3519 {
3015 if ((name = STRCHR(buf, ';')) == NULL) 3520 if ((name = strchr (buf, ';')) == NULL)
3016 break; 3521 break;
3522
3017 *name++ = '\0'; 3523 *name++ = '\0';
3018 color = atoi(buf); 3524 color = atoi (buf) + minCOLOR;
3019 if (color < 0 || color >= TOTAL_COLORS) 3525
3020 break; 3526 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
3527 break;
3528
3021 if ((buf = STRCHR(name, ';')) != NULL) 3529 if ((buf = strchr (name, ';')) != NULL)
3022 *buf++ = '\0'; 3530 *buf++ = '\0';
3023 rxvt_set_window_color(aR_ color + minCOLOR, name); 3531
3024 } 3532 process_color_seq (op, color, name, resp);
3025 break; 3533 }
3534 break;
3535 case Rxvt_restoreFG:
3536 case XTerm_Color00:
3537 process_color_seq (op, Color_fg, str, resp);
3538 break;
3539 case Rxvt_restoreBG:
3540 case XTerm_Color01:
3541 process_color_seq (op, Color_bg, str, resp);
3542 break;
3026#ifndef NO_CURSORCOLOR 3543#ifndef NO_CURSORCOLOR
3027 case XTerm_Color_cursor: 3544 case XTerm_Color_cursor:
3028 rxvt_set_window_color(aR_ Color_cursor, str); 3545 process_color_seq (op, Color_cursor, str, resp);
3029 break; 3546 break;
3030#endif 3547#endif
3031 case XTerm_Color_pointer: 3548 case XTerm_Color_pointer_fg:
3032 rxvt_set_window_color(aR_ Color_pointer, str); 3549 process_color_seq (op, Color_pointer_fg, str, resp);
3033 break; 3550 break;
3551 case XTerm_Color_pointer_bg:
3552 process_color_seq (op, Color_pointer_bg, str, resp);
3553 break;
3554#ifdef OPTION_HC
3555 case XTerm_Color_HC:
3556 process_color_seq (op, Color_HC, str, resp);
3557 break;
3558 case XTerm_Color_HTC:
3559 process_color_seq (op, Color_HTC, str, resp);
3560 break;
3561#endif
3034#ifndef NO_BOLD_UNDERLINE_REVERSE 3562#ifndef NO_BOLD_UNDERLINE_REVERSE
3035 case XTerm_Color_BD: 3563 case URxvt_Color_BD:
3036 rxvt_set_window_color(aR_ Color_BD, str); 3564 process_color_seq (op, Color_BD, str, resp);
3037 break; 3565 break;
3038 case XTerm_Color_UL: 3566 case URxvt_Color_UL:
3039 rxvt_set_window_color(aR_ Color_UL, str); 3567 process_color_seq (op, Color_UL, str, resp);
3040 break; 3568 break;
3041 case XTerm_Color_RV: 3569 case URxvt_Color_IT:
3042 rxvt_set_window_color(aR_ Color_RV, str); 3570 process_color_seq (op, Color_IT, str, resp);
3043 break; 3571 break;
3044#endif 3572#endif
3573 case URxvt_Color_border:
3574 process_color_seq (op, Color_border, str, resp);
3575 break;
3045 3576
3046 case XTerm_Menu: 3577#if BG_IMAGE_FROM_ROOT
3578 case URxvt_Color_tint:
3579 process_color_seq (op, Color_tint, str, resp);
3047 /* 3580 {
3048 * rxvt_menubar_dispatch() violates the constness of the string, 3581 bool changed = false;
3049 * so DON'T do it here 3582
3583 if (ISSET_PIXCOLOR (Color_tint))
3584 changed = root_effects.set_tint (pix_colors_focused [Color_tint]);
3585
3586 if (changed)
3587 update_background ();
3588 }
3589
3590 break;
3591#endif
3592
3593#if BG_IMAGE_FROM_FILE
3594 case Rxvt_Pixmap:
3595 if (!strcmp (str, "?"))
3050 */ 3596 {
3051 break; 3597 char str[256];
3052 case XTerm_Pixmap: 3598 int h_scale = fimage.h_scale;
3053 if (*str != ';') { 3599 int v_scale = fimage.v_scale;
3054#if XPM_BACKGROUND 3600 int h_align = fimage.h_align;
3055 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */ 3601 int v_align = fimage.v_align;
3056 rxvt_set_bgPixmap(aR_ str); /* change pixmap */
3057#endif
3058 rxvt_scr_touch(aR_ True);
3059 }
3060 while ((str = STRCHR(str, ';')) != NULL) {
3061 str++;
3062#if XPM_BACKGROUND
3063 changed += rxvt_scale_pixmap(aR_ str);
3064#endif
3065 }
3066 if (changed) {
3067#ifdef XPM_BACKGROUND
3068 rxvt_resize_pixmap(aR);
3069#endif
3070 rxvt_scr_touch(aR_ True);
3071 }
3072 break;
3073 3602
3074 case XTerm_restoreFG: 3603 sprintf (str, "[%dx%d+%d+%d]",
3075 rxvt_set_window_color(aR_ Color_fg, str); 3604 h_scale, v_scale,
3076 break; 3605 h_align, v_align);
3077 case XTerm_restoreBG: 3606 process_xterm_seq (XTerm_title, str, CHAR_ST);
3078 rxvt_set_window_color(aR_ Color_bg, str); 3607 }
3079 break; 3608 else
3609 {
3610 bool changed = false;
3611
3612 if (*str != ';')
3613 {
3614 try
3615 {
3616 fimage.set_file_geometry (this, str);
3617 changed = true;
3618 }
3619 catch (const class rxvt_failure_exception &e)
3620 {
3621 }
3622 }
3623 else
3624 {
3625 str++;
3626 if (fimage.set_geometry (str, true))
3627 changed = true;
3628 }
3629
3630 if (changed)
3631 {
3632 if (bg_window_position_sensitive ())
3633 {
3634 int x, y;
3635 get_window_origin (x, y);
3636 parent_x = x;
3637 parent_y = y;
3638 }
3639 update_background ();
3640 }
3641 }
3642 break;
3643#endif
3644
3080 case XTerm_logfile: 3645 case XTerm_logfile:
3081 break; 3646 // TODO, when secure mode?
3082 case XTerm_font: 3647 break;
3083 rxvt_change_font(aR_ 0, str); 3648
3084 break;
3085#if 0 3649#if 0
3086 case XTerm_dumpscreen: /* no error notices */ 3650 case Rxvt_dumpscreen: /* no error notices */
3087 { 3651 {
3088 int fd; 3652 int fd;
3089 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3653 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3090 rxvt_scr_dump(aR_ fd); 3654 {
3091 close(fd); 3655 scr_dump (fd);
3092 } 3656 close (fd);
3093 } 3657 }
3094 break; 3658 }
3659 break;
3660#endif
3661 case XTerm_font:
3662 op = URxvt_font;
3663 case URxvt_font:
3664#if ENABLE_STYLES
3665 case URxvt_boldFont:
3666 case URxvt_italicFont:
3667 case URxvt_boldItalicFont:
3668#endif
3669 if (query)
3670 tt_printf ("\33]%d;%-.250s%c", saveop,
3671 option (Opt_insecure) && fontset[op - URxvt_font]->fontdesc
3672 ? fontset[op - URxvt_font]->fontdesc : "",
3673 resp);
3674 else
3675 {
3676 const char *&res = rs[Rs_font + (op - URxvt_font)];
3677
3678 res = strdup (str);
3679 allocated.push_back ((void *)res);
3680 set_fonts ();
3681 }
3682 break;
3683
3684 case URxvt_version:
3685 if (query)
3686 tt_printf ("\33]%d;rxvt-unicode;%-.20s;%c;%c%c",
3687 op,
3688 rs[Rs_name], VERSION[0], VERSION[2],
3689 resp);
3690 break;
3691
3692#if !ENABLE_MINIMAL
3693 case URxvt_locale:
3694 if (query)
3695 tt_printf ("\33]%d;%-.250s%c", op, option (Opt_insecure) ? locale : "", resp);
3696 else
3697 {
3698 set_locale (str);
3699 pty->set_utf8_mode (enc_utf8);
3700 init_xlocale ();
3701 }
3702 break;
3703
3704 case URxvt_view_up:
3705 case URxvt_view_down:
3706 {
3707 int lines = atoi (str);
3708
3709 if (lines)
3710 scr_page (op == URxvt_view_up ? UP : DN, lines);
3711 else
3712 scr_erase_savelines ();
3713 }
3714
3715 break;
3716#endif
3717
3718#if ENABLE_PERL
3719 case URxvt_perl:
3720 HOOK_INVOKE ((this, HOOK_OSC_SEQ_PERL, DT_STR, str, DT_STR_LEN, &resp, 1, DT_END));
3721 break;
3095#endif 3722#endif
3096 } 3723 }
3097} 3724}
3098/*----------------------------------------------------------------------*/ 3725/*----------------------------------------------------------------------*/
3099 3726
… …
3105 * 's' = save 3732 * 's' = save
3106 * 'r' = restore 3733 * 'r' = restore
3107 * 't' = toggle 3734 * 't' = toggle
3108 * so no need for fancy checking 3735 * so no need for fancy checking
3109 */ 3736 */
3110/* INTPROTO */ 3737int ecb_cold
3111int
3112rxvt_privcases(pR_ int mode, unsigned long bit) 3738rxvt_term::privcases (int mode, unsigned long bit)
3113{ 3739{
3114 int state; 3740 int state;
3115 3741
3116 if (mode == 's') { 3742 if (mode == 's')
3117 R->SavedModes |= (R->PrivateModes & bit); 3743 {
3118 return -1; 3744 if (priv_modes & bit)
3745 SavedModes |= bit;
3119 } else { 3746 else
3747 SavedModes &= ~bit;
3748 return -1;
3749 }
3750 else
3751 {
3120 if (mode == 'r') 3752 if (mode == 'r')
3121 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3753 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3122 else 3754 else
3123 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3755 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3124 PrivMode(state, bit); 3756
3757 if (state)
3758 priv_modes |= bit;
3759 else
3760 priv_modes &= ~bit;
3125 } 3761 }
3762
3126 return state; 3763 return state;
3127} 3764}
3128 3765
3129/* we're not using priv _yet_ */ 3766/* we're not using priv _yet_ */
3130/* INTPROTO */
3131void 3767void
3132rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3768rxvt_term::process_terminal_mode (int mode, int priv ecb_unused, unsigned int nargs, const int *arg)
3133{ 3769{
3134 unsigned int i, j; 3770 unsigned int i, j;
3135 int state; 3771 int state;
3772
3136 static const struct { 3773 static const struct
3774 {
3137 const int argval; 3775 const int argval;
3138 const unsigned long bit; 3776 const unsigned long bit;
3139 } argtopriv[] = { 3777 } argtopriv[] = {
3140 { 1, PrivMode_aplCUR }, 3778 { 1, PrivMode_aplCUR }, // DECCKM
3141 { 2, PrivMode_vt52 }, 3779 { 2, PrivMode_vt52 }, // DECANM
3142 { 3, PrivMode_132 }, 3780 { 3, PrivMode_132 }, // DECCOLM
3143 { 4, PrivMode_smoothScroll }, 3781 { 4, PrivMode_smoothScroll }, // DECSCLM
3144 { 5, PrivMode_rVideo }, 3782 { 5, PrivMode_rVideo }, // DECSCNM
3145 { 6, PrivMode_relOrigin }, 3783 { 6, PrivMode_relOrigin }, // DECOM
3146 { 7, PrivMode_Autowrap }, 3784 { 7, PrivMode_Autowrap }, // DECAWM
3147 { 9, PrivMode_MouseX10 }, 3785 // 8, auto-repeat keys // DECARM
3148#ifdef menuBar_esc 3786 { 9, PrivMode_MouseX10 },
3149 { menuBar_esc, PrivMode_menuBar }, 3787 { 12, PrivMode_BlinkingCursor },
3150#endif 3788 // 18 end FF to printer after print screen
3789 // 19 Print screen prints full screen/scroll region
3790 { 25, PrivMode_VisibleCursor }, // DECTCEM cnorm/cvvis/civis
3151#ifdef scrollBar_esc 3791#ifdef scrollBar_esc
3152 { scrollBar_esc, PrivMode_scrollBar }, 3792 { scrollBar_esc, PrivMode_scrollBar },
3153#endif 3793#endif
3154 { 25, PrivMode_VisibleCursor }, 3794 { 35, PrivMode_ShiftKeys }, // rxvt extension
3155 { 35, PrivMode_ShiftKeys }, 3795 // 38, tektronix mode // DECTEK
3156 { 40, PrivMode_132OK }, 3796 { 40, PrivMode_132OK },
3157 { 47, PrivMode_Screen }, 3797 // 41 xterm more fixes NYI
3158 { 66, PrivMode_aplKP }, 3798 // 45 margin bell NYI
3799 // 46 start logging
3800 { 47, PrivMode_Screen },
3801 { 66, PrivMode_aplKP }, // DECNKM
3159#ifndef NO_BACKSPACE_KEY 3802#ifndef NO_BACKSPACE_KEY
3160 { 67, PrivMode_BackSpace }, 3803 { 67, PrivMode_BackSpace }, // DECBKM
3161#endif 3804#endif
3162 { 1000, PrivMode_MouseX11 }, 3805 { 1000, PrivMode_MouseX11 },
3163 { 1010, PrivMode_TtyOutputInh }, 3806 { 1002, PrivMode_MouseBtnEvent },
3164 { 1011, PrivMode_Keypress }, 3807 { 1003, PrivMode_MouseAnyEvent },
3165 { 1047, PrivMode_Screen }, 3808#if ENABLE_FRILLS
3166 }; 3809 { 1004, PrivMode_FocusEvent },
3810 { 1005, PrivMode_ExtModeMouse },
3811#endif
3812 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3813 { 1011, PrivMode_Keypress }, // rxvt extension
3814#if ENABLE_FRILLS
3815 { 1015, PrivMode_ExtMouseRight }, // urxvt extension of 1005
3816#endif
3817 // 1035 enable modifiers for alt, numlock NYI
3818 // 1036 send ESC for meta keys NYI
3819 // 1037 send DEL for keypad delete NYI
3820 { 1047, PrivMode_Screen },
3821 // 1048 save and restore cursor, implemented in code
3822 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3823 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3824 { 2004, PrivMode_BracketPaste },
3825 };
3167 3826
3168 if (nargs == 0) 3827 if (nargs == 0)
3169 return; 3828 return;
3170 3829
3171/* make lo/hi boolean */ 3830 /* make lo/hi boolean */
3172 if (mode == 'l') 3831 if (mode == 'l')
3173 mode = 0; /* reset */ 3832 mode = 0; /* reset */
3174 else if (mode == 'h') 3833 else if (mode == 'h')
3175 mode = 1; /* set */ 3834 mode = 1; /* set */
3176 3835
3177 for (i = 0; i < nargs; i++) { 3836 for (i = 0; i < nargs; i++)
3837 {
3178 state = -1; 3838 state = -1;
3179 3839
3180 /* basic handling */ 3840 /* basic handling */
3181 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3841 for (j = 0; j < ecb_array_length (argtopriv); j++)
3182 if (argtopriv[j].argval == arg[i]) { 3842 if (argtopriv[j].argval == arg[i])
3843 {
3183 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3844 state = privcases (mode, argtopriv[j].bit);
3184 break; 3845 break;
3185 } 3846 }
3186 3847
3187 /* extra handling for values with state unkept */ 3848 /* extra handling for values with state unkept */
3188 if (state == -1)
3189 switch (arg[i]) { 3849 switch (arg[i])
3850 {
3851#if ENABLE_STYLES
3852 case 1021:
3853 set_option (Opt_intensityStyles, mode);
3854
3855 scr_touch (true);
3856 break;
3857#endif
3190 case 1048: /* alternative cursor save */ 3858 case 1048: /* alternative cursor save */
3191 if (mode == 0) 3859 if (option (Opt_secondaryScreen))
3192 rxvt_scr_cursor(aR_ RESTORE); 3860 if (mode == 0)
3193 else if (mode == 1) 3861 scr_cursor (RESTORE);
3194 rxvt_scr_cursor(aR_ SAVE); 3862 else if (mode == 1)
3195 /* FALLTHROUGH */ 3863 scr_cursor (SAVE);
3196 default: 3864 break;
3197 continue; /* for(;i;) */ 3865 }
3198 }
3199 3866
3867 if (state >= 0)
3200 /* extra handling for values with valid 0 or 1 state */ 3868 /* extra handling for values with valid 0 or 1 state */
3201 switch (arg[i]) { 3869 switch (arg[i])
3870 {
3202 /* case 1: - application cursor keys */ 3871 /* case 1: - application cursor keys */
3203 case 2: /* VT52 mode */ 3872 case 2: /* VT52 mode */
3204 /* oddball mode. should be set regardless of set/reset 3873 /* oddball mode. should be set regardless of set/reset
3205 * parameter. Return from VT52 mode with an ESC < from 3874 * parameter. Return from VT52 mode with an ESC < from
3206 * within VT52 mode 3875 * within VT52 mode
3207 */ 3876 */
3208 PrivMode(1, PrivMode_vt52); 3877 priv_modes |= PrivMode_vt52;
3209 break; 3878 break;
3210 case 3: /* 80/132 */ 3879 case 3: /* 80/132 */
3211 if (R->PrivateModes & PrivMode_132OK) 3880 if (priv_modes & PrivMode_132OK)
3212 rxvt_set_widthheight(aR_ 3881 set_widthheight ((state ? 132 : 80) * fwidth, 24 * fheight);
3213 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3882 break;
3214 (unsigned int)R->TermWin.height);
3215 break;
3216 case 4: /* smooth scrolling */ 3883 case 4: /* smooth scrolling */
3217 if (state) 3884 set_option (Opt_jumpScroll, !state);
3218 R->Options &= ~Opt_jumpScroll; 3885 break;
3219 else
3220 R->Options |= Opt_jumpScroll;
3221 break;
3222 case 5: /* reverse video */ 3886 case 5: /* reverse video */
3223 rxvt_scr_rvideo_mode(aR_ state); 3887 scr_rvideo_mode (state);
3224 break; 3888 break;
3225 case 6: /* relative/absolute origins */ 3889 case 6: /* relative/absolute origins */
3226 rxvt_scr_relative_origin(aR_ state); 3890 scr_relative_origin (state);
3227 break; 3891 break;
3228 case 7: /* autowrap */ 3892 case 7: /* autowrap */
3229 rxvt_scr_autowrap(aR_ state); 3893 scr_autowrap (state);
3230 break; 3894 break;
3231 /* case 8: - auto repeat, can't do on a per window basis */ 3895 /* case 8: - auto repeat, can't do on a per window basis */
3232 case 9: /* X10 mouse reporting */ 3896 case 9: /* X10 mouse reporting */
3233 if (state) /* orthogonal */ 3897 if (state) /* orthogonal */
3234 R->PrivateModes &= ~(PrivMode_MouseX11); 3898 priv_modes &= ~(PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3235 break; 3899 break;
3236#ifdef menuBar_esc
3237 case menuBar_esc:
3238#ifdef MENUBAR
3239 rxvt_map_menuBar(aR_ state);
3240#endif
3241 break;
3242#endif
3243#ifdef scrollBar_esc 3900#ifdef scrollBar_esc
3244 case scrollBar_esc: 3901 case scrollBar_esc:
3245 if (rxvt_scrollbar_mapping(aR_ state)) { 3902 scrollBar.map (state);
3246 rxvt_resize_all_windows(aR_ 0, 0, 0); 3903 resize_all_windows (0, 0, 0);
3247 rxvt_scr_touch(aR_ True); 3904 scr_touch (true);
3248 } 3905 break;
3249 break;
3250#endif 3906#endif
3907#ifdef CURSOR_BLINK
3908 case 12:
3909 cursor_blink_reset ();
3910 break;
3911#endif
3251 case 25: /* visible/invisible cursor */ 3912 case 25: /* visible/invisible cursor */
3252 rxvt_scr_cursor_visible(aR_ state); 3913 scr_cursor_visible (state);
3253 break; 3914 break;
3254 /* case 35: - shift keys */ 3915 /* case 35: - shift keys */
3255 /* case 40: - 80 <--> 132 mode */ 3916 /* case 40: - 80 <--> 132 mode */
3256 case 47: /* secondary screen */ 3917 case 47: /* secondary screen */
3257 rxvt_scr_change_screen(aR_ state); 3918 scr_change_screen (state);
3258 break; 3919 break;
3259 /* case 66: - application key pad */ 3920 /* case 66: - application key pad */
3260 /* case 67: - backspace key */ 3921 /* case 67: - backspace key */
3261 case 1000: /* X11 mouse reporting */ 3922 case 1000: /* X11 mouse reporting */
3262 if (state) /* orthogonal */ 3923 if (state) /* orthogonal */
3263 R->PrivateModes &= ~(PrivMode_MouseX10); 3924 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent);
3264 break; 3925 break;
3265#if 0 3926 case 1002:
3266 case 1001: 3927 case 1003:
3267 break; /* X11 mouse highlighting */ 3928 if (state)
3268#endif 3929 {
3930 priv_modes &= ~(PrivMode_MouseX10|PrivMode_MouseX11);
3931 priv_modes &= arg[i] == 1003 ? ~PrivMode_MouseBtnEvent : ~PrivMode_MouseAnyEvent;
3932 mouse_row = mouse_col = 0;
3933 vt_emask_mouse = PointerMotionMask;
3934 }
3935 else
3936 vt_emask_mouse = NoEventMask;
3937
3938 vt_select_input ();
3939 break;
3269 case 1010: /* scroll to bottom on TTY output inhibit */ 3940 case 1010: /* scroll to bottom on TTY output inhibit */
3270 if (state) 3941 set_option (Opt_scrollTtyOutput, !state);
3271 R->Options &= ~Opt_scrollTtyOutput; 3942 break;
3272 else
3273 R->Options |= Opt_scrollTtyOutput;
3274 break;
3275 case 1011: /* scroll to bottom on key press */ 3943 case 1011: /* scroll to bottom on key press */
3276 if (state) 3944 set_option (Opt_scrollTtyKeypress, state);
3277 R->Options |= Opt_scrollTtyKeypress; 3945 break;
3278 else
3279 R->Options &= ~Opt_scrollTtyKeypress;
3280 break;
3281 case 1047: /* secondary screen w/ clearing */ 3946 case 1047: /* secondary screen w/ clearing last */
3282 if (R->current_screen != PRIMARY) 3947 if (option (Opt_secondaryScreen))
3283 rxvt_scr_erase_screen(aR_ 2); 3948 if (!state)
3284 rxvt_scr_change_screen(aR_ state); 3949 scr_erase_screen (2);
3285 /* FALLTHROUGH */ 3950
3286 default: 3951 scr_change_screen (state);
3287 break; 3952 break;
3288 } 3953 case 1049: /* secondary screen w/ clearing first */
3954 if (option (Opt_secondaryScreen))
3955 if (state)
3956 scr_cursor (SAVE);
3957
3958 scr_change_screen (state);
3959
3960 if (option (Opt_secondaryScreen))
3961 if (state)
3962 scr_erase_screen (2);
3963 else
3964 scr_cursor (RESTORE);
3965 break;
3966 default:
3967 break;
3968 }
3289 } 3969 }
3290} 3970}
3291/*}}} */ 3971/*}}} */
3292 3972
3293/*{{{ process sgr sequences */ 3973/*{{{ process sgr sequences */
3294/* INTPROTO */ 3974void ecb_hot
3975rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3976{
3977 unsigned int i;
3978 short rendset;
3979 int rendstyle;
3980
3981 if (nargs == 0)
3982 {
3983 scr_rendition (0, ~RS_None);
3984 return;
3985 }
3986
3987 for (i = 0; i < nargs; i++)
3988 {
3989 rendset = -1;
3990 switch (arg[i])
3991 {
3992 case 0:
3993 rendset = 0, rendstyle = ~RS_None;
3994 break;
3995 case 1:
3996 rendset = 1, rendstyle = RS_Bold;
3997 break;
3998 //case 2: // low intensity
3999 case 3:
4000 rendset = 1, rendstyle = RS_Italic;
4001 break;
4002 case 4:
4003 rendset = 1, rendstyle = RS_Uline;
4004 break;
4005 case 5: // slowly blinking
4006 case 6: // rapidly blinking
4007 rendset = 1, rendstyle = RS_Blink;
4008 break;
4009 //case 6: // scoansi light background
4010 case 7:
4011 rendset = 1, rendstyle = RS_RVid;
4012 break;
4013 case 8:
4014 // invisible. NYI
4015 break;
4016 //case 9: // crossed out
4017 //case 10: // scoansi acs off, primary font
4018 //case 11: // scoansi acs on, first alt font
4019 //case 12: // scoansi acs on, |0x80, second alt font
4020 //...
4021 //case 19: // ninth alt font
4022 //case 20: // gothic
4023 case 21: // disable bold, faint, sometimes doubly underlined (iso 8613)
4024 rendset = 0, rendstyle = RS_Bold;
4025 break;
4026 case 22: // bold off (vt220)
4027 rendset = 0, rendstyle = RS_Bold;
4028 break;
4029 case 23: // disable italic
4030 rendset = 0, rendstyle = RS_Italic;
4031 break;
4032 case 24: // underline off (vt220)
4033 rendset = 0, rendstyle = RS_Uline;
4034 break;
4035 case 25: // blink off (vt220)
4036 rendset = 0, rendstyle = RS_Blink;
4037 break;
4038 case 26: // variable spacing (iso 8613)
4039 rendset = 0, rendstyle = RS_Blink;
4040 break;
4041 case 27: // reverse off (vt220)
4042 rendset = 0, rendstyle = RS_RVid;
4043 break;
4044 //case 28: // visible. NYI
4045 //case 29: // not crossed-out
4046 }
4047
4048 if (rendset != -1)
4049 {
4050 scr_rendition (rendset, rendstyle);
4051 continue; /* for (;i;) */
4052 }
4053
4054 switch (arg[i])
4055 {
4056 case 30:
4057 case 31: /* set fg color */
4058 case 32:
4059 case 33:
4060 case 34:
4061 case 35:
4062 case 36:
4063 case 37:
4064 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
4065 break;
4066 case 38: // set fg color, ISO 8613-6
4067 if (nargs > i + 2 && arg[i + 1] == 5)
4068 {
4069 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
4070 i += 2;
4071 }
4072 else if (nargs > i + 4 && arg[i + 1] == 2)
4073 {
4074 unsigned int r = arg[i + 2];
4075 unsigned int g = arg[i + 3];
4076 unsigned int b = arg[i + 4];
4077 unsigned int idx = map_rgb24_color (r, g, b);
4078 scr_color (idx, Color_fg);
4079 i += 4;
4080 }
4081 break;
4082 case 39: /* default fg */
4083 scr_color (Color_fg, Color_fg);
4084 break;
4085
4086 case 40:
4087 case 41: /* set bg color */
4088 case 42:
4089 case 43:
4090 case 44:
4091 case 45:
4092 case 46:
4093 case 47:
4094 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
4095 break;
4096 case 48: // set bg color, ISO 8613-6
4097 if (nargs > i + 2 && arg[i + 1] == 5)
4098 {
4099 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
4100 i += 2;
4101 }
4102 else if (nargs > i + 4 && arg[i + 1] == 2)
4103 {
4104 unsigned int r = arg[i + 2];
4105 unsigned int g = arg[i + 3];
4106 unsigned int b = arg[i + 4];
4107 unsigned int idx = map_rgb24_color (r, g, b);
4108 scr_color (idx, Color_bg);
4109 i += 4;
4110 }
4111 break;
4112 case 49: /* default bg */
4113 scr_color (Color_bg, Color_bg);
4114 break;
4115
4116 //case 50: // not variable spacing
4117
4118#if !ENABLE_MINIMAL
4119 case 90:
4120 case 91: /* set bright fg color */
4121 case 92:
4122 case 93:
4123 case 94:
4124 case 95:
4125 case 96:
4126 case 97:
4127 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)), Color_fg);
4128 break;
4129 case 100:
4130 case 101: /* set bright bg color */
4131 case 102:
4132 case 103:
4133 case 104:
4134 case 105:
4135 case 106:
4136 case 107:
4137 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)), Color_bg);
4138 break;
4139#endif
4140 }
4141 }
4142}
4143
3295void 4144void
3296rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4145rxvt_term::set_cursor_style (int style)
3297{ 4146{
3298 unsigned int i; 4147 if (!IN_RANGE_INC (style, 0, 6))
3299 short rendset; 4148 return;
3300 int rendstyle;
3301 4149
3302 if (nargs == 0) { 4150 if (style == 0)
3303 rxvt_scr_rendition(aR_ 0, ~RS_None); 4151 style = 1;
3304 return;
3305 }
3306 for (i = 0; i < nargs; i++) {
3307 rendset = -1;
3308 switch (arg[i]) {
3309 case 0:
3310 rendset = 0, rendstyle = ~RS_None;
3311 break;
3312 case 1:
3313 rendset = 1, rendstyle = RS_Bold;
3314 break;
3315 case 4:
3316 rendset = 1, rendstyle = RS_Uline;
3317 break;
3318 case 5:
3319 rendset = 1, rendstyle = RS_Blink;
3320 break;
3321 case 7:
3322 rendset = 1, rendstyle = RS_RVid;
3323 break;
3324 case 22:
3325 rendset = 0, rendstyle = RS_Bold;
3326 break;
3327 case 24:
3328 rendset = 0, rendstyle = RS_Uline;
3329 break;
3330 case 25:
3331 rendset = 0, rendstyle = RS_Blink;
3332 break;
3333 case 27:
3334 rendset = 0, rendstyle = RS_RVid;
3335 break;
3336 }
3337 if (rendset != -1) {
3338 rxvt_scr_rendition(aR_ rendset, rendstyle);
3339 continue; /* for(;i;) */
3340 }
3341 4152
3342 switch (arg[i]) { 4153 cursor_type = (style - 1) / 2;
3343 case 30: 4154 set_option (Opt_cursorUnderline, cursor_type == 1);
3344 case 31: /* set fg color */
3345 case 32:
3346 case 33:
3347 case 34:
3348 case 35:
3349 case 36:
3350 case 37:
3351 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)),
3352 Color_fg);
3353 break;
3354#ifdef TTY_256COLOR
3355 case 38:
3356 if (nargs > i + 2 && arg[i + 1] == 5) {
3357 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3358 Color_fg);
3359 i += 2;
3360 }
3361 break;
3362#endif
3363 case 39: /* default fg */
3364 rxvt_scr_color(aR_ Color_fg, Color_fg);
3365 break;
3366 4155
3367 case 40: 4156#ifdef CURSOR_BLINK
3368 case 41: /* set bg color */ 4157 set_option (Opt_cursorBlink, style & 1);
3369 case 42: 4158 cursor_blink_reset ();
3370 case 43:
3371 case 44:
3372 case 45:
3373 case 46:
3374 case 47:
3375 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)),
3376 Color_bg);
3377 break;
3378#ifdef TTY_256COLOR
3379 case 48:
3380 if (nargs > i + 2 && arg[i + 1] == 5) {
3381 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]),
3382 Color_bg);
3383 i += 2;
3384 }
3385 break;
3386#endif 4159#endif
3387 case 49: /* default bg */
3388 rxvt_scr_color(aR_ Color_bg, Color_bg);
3389 break;
3390 4160
3391#ifndef NO_BRIGHTCOLOR 4161 want_refresh = 1;
3392 case 90:
3393 case 91: /* set bright fg color */
3394 case 92:
3395 case 93:
3396 case 94:
3397 case 95:
3398 case 96:
3399 case 97:
3400 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)),
3401 Color_fg);
3402 break;
3403 case 100:
3404 case 101: /* set bright bg color */
3405 case 102:
3406 case 103:
3407 case 104:
3408 case 105:
3409 case 106:
3410 case 107:
3411 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)),
3412 Color_bg);
3413 break;
3414#endif
3415 }
3416 }
3417} 4162}
3418/*}}} */ 4163/*}}} */
3419 4164
3420/*{{{ process Rob Nation's own graphics mode sequences */
3421/* INTPROTO */
3422void
3423rxvt_process_graphics(pR)
3424{
3425 unsigned char ch, cmd = rxvt_cmd_getc(aR);
3426
3427#ifndef RXVT_GRAPHICS
3428 if (cmd == 'Q') { /* query graphics */
3429 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */
3430 return;
3431 }
3432/* swallow other graphics sequences until terminating ':' */
3433 do
3434 ch = rxvt_cmd_getc(aR);
3435 while (ch != ':');
3436#else
3437 unsigned int nargs;
3438 int args[NGRX_PTS];
3439 unsigned char *text = NULL;
3440
3441 if (cmd == 'Q') { /* query graphics */
3442 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3443 return;
3444 }
3445 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3446 int neg;
3447
3448 ch = rxvt_cmd_getc(aR);
3449 neg = (ch == '-');
3450 if (neg || ch == '+')
3451 ch = rxvt_cmd_getc(aR);
3452
3453 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3454 args[nargs] = args[nargs] * 10 + (ch - '0');
3455 if (neg)
3456 args[nargs] = -args[nargs];
3457
3458 nargs++;
3459 args[nargs] = 0;
3460 if (ch != ';')
3461 break;
3462 }
3463
3464 if ((cmd == 'T') && (nargs >= 5)) {
3465 int i, len = args[4];
3466
3467 text = rxvt_malloc((len + 1) * sizeof(char));
3468
3469 if (text != NULL) {
3470 for (i = 0; i < len; i++)
3471 text[i] = rxvt_cmd_getc(aR);
3472 text[len] = '\0';
3473 }
3474 }
3475 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3476#endif
3477}
3478/*}}} */
3479
3480/* ------------------------------------------------------------------------- */ 4165/* ---------------------------------------------------------------------- */
4166/* Write data to the pty as typed by the user, pasted with the mouse,
4167 * or generated by us in response to a query ESC sequence.
4168 */
3481 4169
3482/* 4170/*
3483 * Send printf() formatted output to the command. 4171 * Send printf () formatted output to the command.
3484 * Only use for small amounts of data. 4172 * Only use for small amounts of data.
3485 */ 4173 */
3486/* EXTPROTO */
3487void 4174void
3488rxvt_tt_printf(pR_ const char *fmt,...) 4175rxvt_term::tt_printf (const char *fmt,...)
3489{ 4176{
3490 va_list arg_ptr; 4177 va_list arg_ptr;
3491 unsigned char buf[256]; 4178 char buf[256];
3492 4179
3493 va_start(arg_ptr, fmt); 4180 va_start (arg_ptr, fmt);
3494 vsprintf((char *)buf, fmt, arg_ptr); 4181 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3495 va_end(arg_ptr); 4182 va_end (arg_ptr);
3496 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4183 tt_write (buf, strlen (buf));
3497} 4184}
3498 4185
3499/* ---------------------------------------------------------------------- */ 4186/* Write data to the pty as typed by the user. */
3500/* Addresses pasting large amounts of data and rxvt hang
3501 * code pinched from xterm (v_write()) and applied originally to
3502 * rxvt-2.18 - Hops
3503 * Write data to the pty as typed by the user, pasted with the mouse,
3504 * or generated by us in response to a query ESC sequence.
3505 */
3506/* EXTPROTO */
3507void 4187void
3508rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4188rxvt_term::tt_write_user_input (const char *data, unsigned int len)
3509{ 4189{
3510#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4190 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3511 int riten; 4191 return;
3512 unsigned int p;
3513 unsigned char *v_buffer, /* start of physical buffer */
3514 *v_bufstr, /* start of current buffer pending */
3515 *v_bufptr, /* end of current buffer pending */
3516 *v_bufend; /* end of physical buffer */
3517 4192
3518 if (R->v_bufstr == NULL && len > 0) { 4193 if (option (Opt_scrollTtyKeypress))
3519 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4194 if (view_start)
3520 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p); 4195 {
3521 v_bufend = v_buffer + p; 4196 view_start = 0;
3522 } else { 4197 want_refresh = 1;
3523 v_buffer = R->v_buffer;
3524 v_bufstr = R->v_bufstr;
3525 v_bufptr = R->v_bufptr;
3526 v_bufend = R->v_bufend;
3527 } 4198 }
3528 4199
3529 /* 4200 tt_write_ (data, len);
3530 * Append to the block we already have. Always doing this simplifies the 4201}
3531 * code, and isn't too bad, either. If this is a short block, it isn't 4202
3532 * too expensive, and if this is a long block, we won't be able to write 4203void
3533 * it all anyway. 4204rxvt_term::tt_write (const char *data, unsigned int len)
3534 */ 4205{
3535 if (len > 0) { 4206 if (HOOK_INVOKE ((this, HOOK_TT_WRITE, DT_STR_LEN, data, len, DT_END)))
3536 if (v_bufend < v_bufptr + len) { /* run out of room */ 4207 return;
3537 if (v_bufstr != v_buffer) { 4208
3538 /* there is unused space, move everything down */ 4209 tt_write_ (data, len);
3539 MEMMOVE(v_buffer, v_bufstr, 4210}
3540 (unsigned int)(v_bufptr - v_bufstr)); 4211
3541 v_bufptr -= v_bufstr - v_buffer; 4212static const unsigned int MAX_PTY_WRITE = 255; // minimum MAX_INPUT
3542 v_bufstr = v_buffer; 4213
4214void
4215rxvt_term::tt_write_ (const char *data, unsigned int len)
4216{
4217 if (pty->pty < 0)
4218 return;
4219
4220 if (v_buflen == 0)
4221 {
4222 ssize_t written = write (pty->pty, data, min (len, MAX_PTY_WRITE));
4223
4224 max_it (written, 0);
4225
4226 if (written == len)
4227 return;
4228
4229 data += written;
4230 len -= written;
3543 } 4231 }
3544 if (v_bufend < v_bufptr + len) {
3545 /* still won't fit: get more space */
3546 /* use most basic realloc because an error is not fatal. */
3547 unsigned int size = v_bufptr - v_buffer;
3548 unsigned int reallocto;
3549 4232
3550 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4233 v_buffer = (char *)rxvt_realloc (v_buffer, v_buflen + len);
3551 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4234
3552 /* save across realloc */ 4235 memcpy (v_buffer + v_buflen, data, len);
3553 if (v_buffer) { 4236 v_buflen += len;
3554 v_bufstr = v_buffer; 4237
3555 v_bufptr = v_buffer + size; 4238 pty_ev.set (ev::READ | ev::WRITE);
3556 v_bufend = v_buffer + reallocto; 4239}
3557 } else { /* no memory: ignore entire write request */ 4240
3558 rxvt_print_error("data loss: cannot allocate buffer space"); 4241void rxvt_term::pty_write ()
3559 v_buffer = v_bufstr; /* restore clobbered pointer */ 4242{
3560 } 4243 int written = write (pty->pty, v_buffer, min (v_buflen, MAX_PTY_WRITE));
4244
4245 if (written > 0)
4246 {
4247 v_buflen -= written;
4248
4249 if (v_buflen == 0)
4250 {
4251 free (v_buffer);
4252 v_buffer = 0;
4253
4254 pty_ev.set (ev::READ);
4255 return;
4256 }
4257
4258 memmove (v_buffer, v_buffer + written, v_buflen);
3561 } 4259 }
3562 } 4260 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
3563 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */ 4261 pty_ev.set (ev::READ);
3564 MEMCPY(v_bufptr, d, len);
3565 v_bufptr += len;
3566 }
3567 }
3568
3569 /*
3570 * Write out as much of the buffer as we can.
3571 * Be careful not to overflow the pty's input silo.
3572 * We are conservative here and only write a small amount at a time.
3573 *
3574 * If we can't push all the data into the pty yet, we expect write
3575 * to return a non-negative number less than the length requested
3576 * (if some data written) or -1 and set errno to EAGAIN,
3577 * EWOULDBLOCK, or EINTR (if no data written).
3578 *
3579 * (Not all systems do this, sigh, so the code is actually
3580 * a little more forgiving.)
3581 */
3582 if ((p = v_bufptr - v_bufstr) > 0) {
3583 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3584 if (riten < 0)
3585 riten = 0;
3586 v_bufstr += riten;
3587 if (v_bufstr >= v_bufptr) /* we wrote it all */
3588 v_bufstr = v_bufptr = v_buffer;
3589 }
3590 /*
3591 * If we have lots of unused memory allocated, return it
3592 */
3593 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3594 /* save pointers across realloc */
3595 unsigned int start = v_bufstr - v_buffer;
3596 unsigned int size = v_bufptr - v_buffer;
3597 unsigned int reallocto;
3598
3599 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3600 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3601 if (v_buffer) {
3602 v_bufstr = v_buffer + start;
3603 v_bufptr = v_buffer + size;
3604 v_bufend = v_buffer + reallocto;
3605 } else {
3606 /* should we print a warning if couldn't return memory? */
3607 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3608 }
3609 }
3610 R->v_buffer = v_buffer;
3611 R->v_bufstr = v_bufstr;
3612 R->v_bufptr = v_bufptr;
3613 R->v_bufend = v_bufend;
3614} 4262}
4263
3615/*----------------------- end-of-file (C source) -----------------------*/ 4264/*----------------------- end-of-file (C source) -----------------------*/
3616 4265

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